Home / 83,349,272.80-125,023,909.20-25,847,356.60

Finding the Fourth Proportional to 83,349,272.80, 125,023,909.20 and 25,847,356.60

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Solution

The fourth proportional to 83,349,272.80, 125,023,909.20 and 25,847,356.60 is: 38,771,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,349,272.80 : 125,023,909.20 = 25,847,356.60 : x
  2. Step 2: Convert to fraction form
    83,349,272.80/125,023,909.20 = 25,847,356.60/x
  3. Step 3: Cross multiply
    83,349,272.80x = 125,023,909.20 × 25,847,356.60
  4. Step 4: Simplify right side
    83,349,272.80x = 3,231,537,564,618,421
  5. Step 5: Solve for x
    x = 3,231,537,564,618,421/83,349,272.80
  6. Step 6: Final answer
    x = 38,771,034.90

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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.