Home / 38,140,281.12-57,217,458.96-12,583,057.44

Finding the Fourth Proportional to 38,140,281.12, 57,217,458.96 and 12,583,057.44

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Solution

The fourth proportional to 38,140,281.12, 57,217,458.96 and 12,583,057.44 is: 18,876,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,140,281.12 : 57,217,458.96 = 12,583,057.44 : x
  2. Step 2: Convert to fraction form
    38,140,281.12/57,217,458.96 = 12,583,057.44/x
  3. Step 3: Cross multiply
    38,140,281.12x = 57,217,458.96 × 12,583,057.44
  4. Step 4: Simplify right side
    38,140,281.12x = 719,970,572,664,522.62
  5. Step 5: Solve for x
    x = 719,970,572,664,522.62/38,140,281.12
  6. Step 6: Final answer
    x = 18,876,907.87

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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.