Home / 42,584,732.20-63,892,844.70-13,831,805.80

Finding the Fourth Proportional to 42,584,732.20, 63,892,844.70 and 13,831,805.80

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Solution

The fourth proportional to 42,584,732.20, 63,892,844.70 and 13,831,805.80 is: 20,752,823.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,584,732.20 : 63,892,844.70 = 13,831,805.80 : x
  2. Step 2: Convert to fraction form
    42,584,732.20/63,892,844.70 = 13,831,805.80/x
  3. Step 3: Cross multiply
    42,584,732.20x = 63,892,844.70 × 13,831,805.80
  4. Step 4: Simplify right side
    42,584,732.20x = 883,753,419,899,959.38
  5. Step 5: Solve for x
    x = 883,753,419,899,959.38/42,584,732.20
  6. Step 6: Final answer
    x = 20,752,823.24

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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.