Home / 40,338,003.60-60,499,132.20-13,411,659.60

Finding the Fourth Proportional to 40,338,003.60, 60,499,132.20 and 13,411,659.60

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Solution

The fourth proportional to 40,338,003.60, 60,499,132.20 and 13,411,659.60 is: 20,114,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,338,003.60 : 60,499,132.20 = 13,411,659.60 : x
  2. Step 2: Convert to fraction form
    40,338,003.60/60,499,132.20 = 13,411,659.60/x
  3. Step 3: Cross multiply
    40,338,003.60x = 60,499,132.20 × 13,411,659.60
  4. Step 4: Simplify right side
    40,338,003.60x = 811,393,767,161,799.12
  5. Step 5: Solve for x
    x = 811,393,767,161,799.12/40,338,003.60
  6. Step 6: Final answer
    x = 20,114,871.70

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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.