Home / 52,112,332.28-78,169,059.72-15,721,037.91

Finding the Fourth Proportional to 52,112,332.28, 78,169,059.72 and 15,721,037.91

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Solution

The fourth proportional to 52,112,332.28, 78,169,059.72 and 15,721,037.91 is: 23,581,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,112,332.28 : 78,169,059.72 = 15,721,037.91 : x
  2. Step 2: Convert to fraction form
    52,112,332.28/78,169,059.72 = 15,721,037.91/x
  3. Step 3: Cross multiply
    52,112,332.28x = 78,169,059.72 × 15,721,037.91
  4. Step 4: Simplify right side
    52,112,332.28x = 1,228,898,751,247,174
  5. Step 5: Solve for x
    x = 1,228,898,751,247,174/52,112,332.28
  6. Step 6: Final answer
    x = 23,581,726.19

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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.