Home / 8,094,387.15-12,147,876.96-5,649,658.47

Finding the Fourth Proportional to 8,094,387.15, 12,147,876.96 and 5,649,658.47

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Solution

The fourth proportional to 8,094,387.15, 12,147,876.96 and 5,649,658.47 is: 8,478,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094,387.15 : 12,147,876.96 = 5,649,658.47 : x
  2. Step 2: Convert to fraction form
    8,094,387.15/12,147,876.96 = 5,649,658.47/x
  3. Step 3: Cross multiply
    8,094,387.15x = 12,147,876.96 × 5,649,658.47
  4. Step 4: Simplify right side
    8,094,387.15x = 68,631,355,959,581.85
  5. Step 5: Solve for x
    x = 68,631,355,959,581.85/8,094,387.15
  6. Step 6: Final answer
    x = 8,478,882.30

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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.