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Finding the Fourth Proportional to 52,753,809.60, 79,149,376.80 and 50,887,569.60

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Solution

The fourth proportional to 52,753,809.60, 79,149,376.80 and 50,887,569.60 is: 76,349,356.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,753,809.60 : 79,149,376.80 = 50,887,569.60 : x
  2. Step 2: Convert to fraction form
    52,753,809.60/79,149,376.80 = 50,887,569.60/x
  3. Step 3: Cross multiply
    52,753,809.60x = 79,149,376.80 × 50,887,569.60
  4. Step 4: Simplify right side
    52,753,809.60x = 4,027,719,420,706,625
  5. Step 5: Solve for x
    x = 4,027,719,420,706,625/52,753,809.60
  6. Step 6: Final answer
    x = 76,349,356.59

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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.