Home / 57,344,129.80-86,016,194.70-21,437,672.20

Finding the Fourth Proportional to 57,344,129.80, 86,016,194.70 and 21,437,672.20

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Solution

The fourth proportional to 57,344,129.80, 86,016,194.70 and 21,437,672.20 is: 32,156,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,344,129.80 : 86,016,194.70 = 21,437,672.20 : x
  2. Step 2: Convert to fraction form
    57,344,129.80/86,016,194.70 = 21,437,672.20/x
  3. Step 3: Cross multiply
    57,344,129.80x = 86,016,194.70 × 21,437,672.20
  4. Step 4: Simplify right side
    57,344,129.80x = 1,843,986,985,869,977.25
  5. Step 5: Solve for x
    x = 1,843,986,985,869,977.25/57,344,129.80
  6. Step 6: Final answer
    x = 32,156,508.30

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Similar ratio
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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.