Home / 12,535,331.27-17,292,390.68-8,186,962.91

Finding the Fourth Proportional to 12,535,331.27, 17,292,390.68 and 8,186,962.91

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Solution

The fourth proportional to 12,535,331.27, 17,292,390.68 and 8,186,962.91 is: 11,293,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,331.27 : 17,292,390.68 = 8,186,962.91 : x
  2. Step 2: Convert to fraction form
    12,535,331.27/17,292,390.68 = 8,186,962.91/x
  3. Step 3: Cross multiply
    12,535,331.27x = 17,292,390.68 × 8,186,962.91
  4. Step 4: Simplify right side
    12,535,331.27x = 141,572,161,122,389.69
  5. Step 5: Solve for x
    x = 141,572,161,122,389.69/12,535,331.27
  6. Step 6: Final answer
    x = 11,293,850.80

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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.