Home / 7,693,688.20-11,541,569.10-2,646,545.80

Finding the Fourth Proportional to 7,693,688.20, 11,541,569.10 and 2,646,545.80

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Solution

The fourth proportional to 7,693,688.20, 11,541,569.10 and 2,646,545.80 is: 3,970,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,693,688.20 : 11,541,569.10 = 2,646,545.80 : x
  2. Step 2: Convert to fraction form
    7,693,688.20/11,541,569.10 = 2,646,545.80/x
  3. Step 3: Cross multiply
    7,693,688.20x = 11,541,569.10 × 2,646,545.80
  4. Step 4: Simplify right side
    7,693,688.20x = 30,545,291,227,014.78
  5. Step 5: Solve for x
    x = 30,545,291,227,014.78/7,693,688.20
  6. Step 6: Final answer
    x = 3,970,175.35

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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.