Home / 29,403,940.60-44,105,910.90-21,278,798.20

Finding the Fourth Proportional to 29,403,940.60, 44,105,910.90 and 21,278,798.20

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Solution

The fourth proportional to 29,403,940.60, 44,105,910.90 and 21,278,798.20 is: 31,918,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,403,940.60 : 44,105,910.90 = 21,278,798.20 : x
  2. Step 2: Convert to fraction form
    29,403,940.60/44,105,910.90 = 21,278,798.20/x
  3. Step 3: Cross multiply
    29,403,940.60x = 44,105,910.90 × 21,278,798.20
  4. Step 4: Simplify right side
    29,403,940.60x = 938,520,777,468,280.38
  5. Step 5: Solve for x
    x = 938,520,777,468,280.38/29,403,940.60
  6. Step 6: Final answer
    x = 31,918,197.30

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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.