Home / 7,422,057.10-11,133,085.65-3,642,921.10

Finding the Fourth Proportional to 7,422,057.10, 11,133,085.65 and 3,642,921.10

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Solution

The fourth proportional to 7,422,057.10, 11,133,085.65 and 3,642,921.10 is: 5,464,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422,057.10 : 11,133,085.65 = 3,642,921.10 : x
  2. Step 2: Convert to fraction form
    7,422,057.10/11,133,085.65 = 3,642,921.10/x
  3. Step 3: Cross multiply
    7,422,057.10x = 11,133,085.65 × 3,642,921.10
  4. Step 4: Simplify right side
    7,422,057.10x = 40,556,952,622,492.22
  5. Step 5: Solve for x
    x = 40,556,952,622,492.22/7,422,057.10
  6. Step 6: Final answer
    x = 5,464,381.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.