Home / 5,328,008.30-7,992,012.45-4,887,109.10

Finding the Fourth Proportional to 5,328,008.30, 7,992,012.45 and 4,887,109.10

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Solution

The fourth proportional to 5,328,008.30, 7,992,012.45 and 4,887,109.10 is: 7,330,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,008.30 : 7,992,012.45 = 4,887,109.10 : x
  2. Step 2: Convert to fraction form
    5,328,008.30/7,992,012.45 = 4,887,109.10/x
  3. Step 3: Cross multiply
    5,328,008.30x = 7,992,012.45 × 4,887,109.10
  4. Step 4: Simplify right side
    5,328,008.30x = 39,057,836,771,708.29
  5. Step 5: Solve for x
    x = 39,057,836,771,708.29/5,328,008.30
  6. Step 6: Final answer
    x = 7,330,663.65

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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.