Home / 8,764,575.90-13,146,863.85-4,985,439.90

Finding the Fourth Proportional to 8,764,575.90, 13,146,863.85 and 4,985,439.90

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Solution

The fourth proportional to 8,764,575.90, 13,146,863.85 and 4,985,439.90 is: 7,478,159.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,575.90 : 13,146,863.85 = 4,985,439.90 : x
  2. Step 2: Convert to fraction form
    8,764,575.90/13,146,863.85 = 4,985,439.90/x
  3. Step 3: Cross multiply
    8,764,575.90x = 13,146,863.85 × 4,985,439.90
  4. Step 4: Simplify right side
    8,764,575.90x = 65,542,899,597,657.62
  5. Step 5: Solve for x
    x = 65,542,899,597,657.62/8,764,575.90
  6. Step 6: Final answer
    x = 7,478,159.85

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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.