Home / 56,721,654.40-85,082,481.60-16,336,220.80

Finding the Fourth Proportional to 56,721,654.40, 85,082,481.60 and 16,336,220.80

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Solution

The fourth proportional to 56,721,654.40, 85,082,481.60 and 16,336,220.80 is: 24,504,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,721,654.40 : 85,082,481.60 = 16,336,220.80 : x
  2. Step 2: Convert to fraction form
    56,721,654.40/85,082,481.60 = 16,336,220.80/x
  3. Step 3: Cross multiply
    56,721,654.40x = 85,082,481.60 × 16,336,220.80
  4. Step 4: Simplify right side
    56,721,654.40x = 1,389,926,205,629,537.25
  5. Step 5: Solve for x
    x = 1,389,926,205,629,537.25/56,721,654.40
  6. Step 6: Final answer
    x = 24,504,331.20

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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.