Home / 8,721,391.83-13,081,091.22-2,332,142.43

Finding the Fourth Proportional to 8,721,391.83, 13,081,091.22 and 2,332,142.43

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Solution

The fourth proportional to 8,721,391.83, 13,081,091.22 and 2,332,142.43 is: 3,497,947.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,391.83 : 13,081,091.22 = 2,332,142.43 : x
  2. Step 2: Convert to fraction form
    8,721,391.83/13,081,091.22 = 2,332,142.43/x
  3. Step 3: Cross multiply
    8,721,391.83x = 13,081,091.22 × 2,332,142.43
  4. Step 4: Simplify right side
    8,721,391.83x = 30,506,967,864,862.47
  5. Step 5: Solve for x
    x = 30,506,967,864,862.47/8,721,391.83
  6. Step 6: Final answer
    x = 3,497,947.17

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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.