Home / 7,340,375.60-10,979,459.40-6,587,658.80

Finding the Fourth Proportional to 7,340,375.60, 10,979,459.40 and 6,587,658.80

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Solution

The fourth proportional to 7,340,375.60, 10,979,459.40 and 6,587,658.80 is: 9,853,573.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,375.60 : 10,979,459.40 = 6,587,658.80 : x
  2. Step 2: Convert to fraction form
    7,340,375.60/10,979,459.40 = 6,587,658.80/x
  3. Step 3: Cross multiply
    7,340,375.60x = 10,979,459.40 × 6,587,658.80
  4. Step 4: Simplify right side
    7,340,375.60x = 72,328,932,335,652.72
  5. Step 5: Solve for x
    x = 72,328,932,335,652.72/7,340,375.60
  6. Step 6: Final answer
    x = 9,853,573.75

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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.