Home / 18,098,407.92-27,132,305.91-7,855,569.12

Finding the Fourth Proportional to 18,098,407.92, 27,132,305.91 and 7,855,569.12

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Solution

The fourth proportional to 18,098,407.92, 27,132,305.91 and 7,855,569.12 is: 11,776,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098,407.92 : 27,132,305.91 = 7,855,569.12 : x
  2. Step 2: Convert to fraction form
    18,098,407.92/27,132,305.91 = 7,855,569.12/x
  3. Step 3: Cross multiply
    18,098,407.92x = 27,132,305.91 × 7,855,569.12
  4. Step 4: Simplify right side
    18,098,407.92x = 213,139,704,460,989.50
  5. Step 5: Solve for x
    x = 213,139,704,460,989.50/18,098,407.92
  6. Step 6: Final answer
    x = 11,776,710.16

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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.