Home / 7,342,112.20-11,013,168.30-4,791,195.40

Finding the Fourth Proportional to 7,342,112.20, 11,013,168.30 and 4,791,195.40

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Solution

The fourth proportional to 7,342,112.20, 11,013,168.30 and 4,791,195.40 is: 7,186,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342,112.20 : 11,013,168.30 = 4,791,195.40 : x
  2. Step 2: Convert to fraction form
    7,342,112.20/11,013,168.30 = 4,791,195.40/x
  3. Step 3: Cross multiply
    7,342,112.20x = 11,013,168.30 × 4,791,195.40
  4. Step 4: Simplify right side
    7,342,112.20x = 52,766,241,298,385.83
  5. Step 5: Solve for x
    x = 52,766,241,298,385.83/7,342,112.20
  6. Step 6: Final answer
    x = 7,186,793.10

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Double scale
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Similar ratio
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1.5x scale

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.