Home / 7,476,999.65-11,215,499.48-2,428,820.45

Finding the Fourth Proportional to 7,476,999.65, 11,215,499.48 and 2,428,820.45

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Solution

The fourth proportional to 7,476,999.65, 11,215,499.48 and 2,428,820.45 is: 3,643,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476,999.65 : 11,215,499.48 = 2,428,820.45 : x
  2. Step 2: Convert to fraction form
    7,476,999.65/11,215,499.48 = 2,428,820.45/x
  3. Step 3: Cross multiply
    7,476,999.65x = 11,215,499.48 × 2,428,820.45
  4. Step 4: Simplify right side
    7,476,999.65x = 27,240,434,481,844.27
  5. Step 5: Solve for x
    x = 27,240,434,481,844.27/7,476,999.65
  6. Step 6: Final answer
    x = 3,643,230.68

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Double scale
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Similar ratio
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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.