Home / 23,181,343.83-31,988,654.25-12,867,255

Finding the Fourth Proportional to 23,181,343.83, 31,988,654.25 and 12,867,255

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Solution

The fourth proportional to 23,181,343.83, 31,988,654.25 and 12,867,255 is: 17,755,923.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,343.83 : 31,988,654.25 = 12,867,255 : x
  2. Step 2: Convert to fraction form
    23,181,343.83/31,988,654.25 = 12,867,255/x
  3. Step 3: Cross multiply
    23,181,343.83x = 31,988,654.25 × 12,867,255
  4. Step 4: Simplify right side
    23,181,343.83x = 411,606,171,293,331.56
  5. Step 5: Solve for x
    x = 411,606,171,293,331.56/23,181,343.83
  6. Step 6: Final answer
    x = 17,755,923.66

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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.