Home / 16,618,331.40-24,927,497.10-13,781,646.60

Finding the Fourth Proportional to 16,618,331.40, 24,927,497.10 and 13,781,646.60

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Solution

The fourth proportional to 16,618,331.40, 24,927,497.10 and 13,781,646.60 is: 20,672,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618,331.40 : 24,927,497.10 = 13,781,646.60 : x
  2. Step 2: Convert to fraction form
    16,618,331.40/24,927,497.10 = 13,781,646.60/x
  3. Step 3: Cross multiply
    16,618,331.40x = 24,927,497.10 × 13,781,646.60
  4. Step 4: Simplify right side
    16,618,331.40x = 343,541,955,654,724.88
  5. Step 5: Solve for x
    x = 343,541,955,654,724.88/16,618,331.40
  6. Step 6: Final answer
    x = 20,672,469.90

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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.