Home / 19,604,167.38-29,407,655.61-5,227,159.86

Finding the Fourth Proportional to 19,604,167.38, 29,407,655.61 and 5,227,159.86

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Solution

The fourth proportional to 19,604,167.38, 29,407,655.61 and 5,227,159.86 is: 7,841,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604,167.38 : 29,407,655.61 = 5,227,159.86 : x
  2. Step 2: Convert to fraction form
    19,604,167.38/29,407,655.61 = 5,227,159.86/x
  3. Step 3: Cross multiply
    19,604,167.38x = 29,407,655.61 × 5,227,159.86
  4. Step 4: Simplify right side
    19,604,167.38x = 153,718,516,981,295.81
  5. Step 5: Solve for x
    x = 153,718,516,981,295.81/19,604,167.38
  6. Step 6: Final answer
    x = 7,841,114.29

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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.