Home / 40,334,455.60-60,468,862.36-12,654,143.48

Finding the Fourth Proportional to 40,334,455.60, 60,468,862.36 and 12,654,143.48

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Solution

The fourth proportional to 40,334,455.60, 60,468,862.36 and 12,654,143.48 is: 18,970,918.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,334,455.60 : 60,468,862.36 = 12,654,143.48 : x
  2. Step 2: Convert to fraction form
    40,334,455.60/60,468,862.36 = 12,654,143.48/x
  3. Step 3: Cross multiply
    40,334,455.60x = 60,468,862.36 × 12,654,143.48
  4. Step 4: Simplify right side
    40,334,455.60x = 765,181,660,375,811.38
  5. Step 5: Solve for x
    x = 765,181,660,375,811.38/40,334,455.60
  6. Step 6: Final answer
    x = 18,970,918.26

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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.