Home / 13,134,761.29-18,125,798.92-7,333,641.73

Finding the Fourth Proportional to 13,134,761.29, 18,125,798.92 and 7,333,641.73

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Solution

The fourth proportional to 13,134,761.29, 18,125,798.92 and 7,333,641.73 is: 10,120,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,761.29 : 18,125,798.92 = 7,333,641.73 : x
  2. Step 2: Convert to fraction form
    13,134,761.29/18,125,798.92 = 7,333,641.73/x
  3. Step 3: Cross multiply
    13,134,761.29x = 18,125,798.92 × 7,333,641.73
  4. Step 4: Simplify right side
    13,134,761.29x = 132,928,115,349,300.95
  5. Step 5: Solve for x
    x = 132,928,115,349,300.95/13,134,761.29
  6. Step 6: Final answer
    x = 10,120,329.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.