Home / 16,129,793.60-24,194,690.40-7,171,841.60

Finding the Fourth Proportional to 16,129,793.60, 24,194,690.40 and 7,171,841.60

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Solution

The fourth proportional to 16,129,793.60, 24,194,690.40 and 7,171,841.60 is: 10,757,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,793.60 : 24,194,690.40 = 7,171,841.60 : x
  2. Step 2: Convert to fraction form
    16,129,793.60/24,194,690.40 = 7,171,841.60/x
  3. Step 3: Cross multiply
    16,129,793.60x = 24,194,690.40 × 7,171,841.60
  4. Step 4: Simplify right side
    16,129,793.60x = 173,520,487,109,840.62
  5. Step 5: Solve for x
    x = 173,520,487,109,840.62/16,129,793.60
  6. Step 6: Final answer
    x = 10,757,762.40

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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.