Home / 56,493,598.60-84,740,397.90-18,158,987.80

Finding the Fourth Proportional to 56,493,598.60, 84,740,397.90 and 18,158,987.80

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Solution

The fourth proportional to 56,493,598.60, 84,740,397.90 and 18,158,987.80 is: 27,238,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,493,598.60 : 84,740,397.90 = 18,158,987.80 : x
  2. Step 2: Convert to fraction form
    56,493,598.60/84,740,397.90 = 18,158,987.80/x
  3. Step 3: Cross multiply
    56,493,598.60x = 84,740,397.90 × 18,158,987.80
  4. Step 4: Simplify right side
    56,493,598.60x = 1,538,799,851,633,245.75
  5. Step 5: Solve for x
    x = 1,538,799,851,633,245.75/56,493,598.60
  6. Step 6: Final answer
    x = 27,238,481.70

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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.