Home / 57,170,405.60-85,737,179.28-18,822,789.44

Finding the Fourth Proportional to 57,170,405.60, 85,737,179.28 and 18,822,789.44

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Solution

The fourth proportional to 57,170,405.60, 85,737,179.28 and 18,822,789.44 is: 28,228,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,170,405.60 : 85,737,179.28 = 18,822,789.44 : x
  2. Step 2: Convert to fraction form
    57,170,405.60/85,737,179.28 = 18,822,789.44/x
  3. Step 3: Cross multiply
    57,170,405.60x = 85,737,179.28 × 18,822,789.44
  4. Step 4: Simplify right side
    57,170,405.60x = 1,613,812,872,766,971
  5. Step 5: Solve for x
    x = 1,613,812,872,766,971/57,170,405.60
  6. Step 6: Final answer
    x = 28,228,116.55

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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.