Home / 23,181,343.14-31,988,653.30-12,867,254.31

Finding the Fourth Proportional to 23,181,343.14, 31,988,653.30 and 12,867,254.31

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Solution

The fourth proportional to 23,181,343.14, 31,988,653.30 and 12,867,254.31 is: 17,755,922.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,343.14 : 31,988,653.30 = 12,867,254.31 : x
  2. Step 2: Convert to fraction form
    23,181,343.14/31,988,653.30 = 12,867,254.31/x
  3. Step 3: Cross multiply
    23,181,343.14x = 31,988,653.30 × 12,867,254.31
  4. Step 4: Simplify right side
    23,181,343.14x = 411,606,137,045,520.75
  5. Step 5: Solve for x
    x = 411,606,137,045,520.75/23,181,343.14
  6. Step 6: Final answer
    x = 17,755,922.71

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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.