Home / 11,510,545.68-15,889,283.28-7,851,540.24

Finding the Fourth Proportional to 11,510,545.68, 15,889,283.28 and 7,851,540.24

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Solution

The fourth proportional to 11,510,545.68, 15,889,283.28 and 7,851,540.24 is: 10,838,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510,545.68 : 15,889,283.28 = 7,851,540.24 : x
  2. Step 2: Convert to fraction form
    11,510,545.68/15,889,283.28 = 7,851,540.24/x
  3. Step 3: Cross multiply
    11,510,545.68x = 15,889,283.28 × 7,851,540.24
  4. Step 4: Simplify right side
    11,510,545.68x = 124,755,347,057,679.19
  5. Step 5: Solve for x
    x = 124,755,347,057,679.19/11,510,545.68
  6. Step 6: Final answer
    x = 10,838,352.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.