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Finding the Fourth Proportional to 24,927,358.60, 37,391,037.90 and 20,672,331.40

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Solution

The fourth proportional to 24,927,358.60, 37,391,037.90 and 20,672,331.40 is: 31,008,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,927,358.60 : 37,391,037.90 = 20,672,331.40 : x
  2. Step 2: Convert to fraction form
    24,927,358.60/37,391,037.90 = 20,672,331.40/x
  3. Step 3: Cross multiply
    24,927,358.60x = 37,391,037.90 × 20,672,331.40
  4. Step 4: Simplify right side
    24,927,358.60x = 772,959,926,858,760
  5. Step 5: Solve for x
    x = 772,959,926,858,760/24,927,358.60
  6. Step 6: Final answer
    x = 31,008,497.10

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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.