Home / 21,505,637.56-32,258,456.52-12,523,891

Finding the Fourth Proportional to 21,505,637.56, 32,258,456.52 and 12,523,891

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Solution

The fourth proportional to 21,505,637.56, 32,258,456.52 and 12,523,891 is: 18,785,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,637.56 : 32,258,456.52 = 12,523,891 : x
  2. Step 2: Convert to fraction form
    21,505,637.56/32,258,456.52 = 12,523,891/x
  3. Step 3: Cross multiply
    21,505,637.56x = 32,258,456.52 × 12,523,891
  4. Step 4: Simplify right side
    21,505,637.56x = 404,001,393,284,719.31
  5. Step 5: Solve for x
    x = 404,001,393,284,719.31/21,505,637.56
  6. Step 6: Final answer
    x = 18,785,836.60

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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.