Home / 15,517,411.18-21,414,691.71-8,641,893.24

Finding the Fourth Proportional to 15,517,411.18, 21,414,691.71 and 8,641,893.24

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Solution

The fourth proportional to 15,517,411.18, 21,414,691.71 and 8,641,893.24 is: 11,926,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517,411.18 : 21,414,691.71 = 8,641,893.24 : x
  2. Step 2: Convert to fraction form
    15,517,411.18/21,414,691.71 = 8,641,893.24/x
  3. Step 3: Cross multiply
    15,517,411.18x = 21,414,691.71 × 8,641,893.24
  4. Step 4: Simplify right side
    15,517,411.18x = 185,063,479,525,333.06
  5. Step 5: Solve for x
    x = 185,063,479,525,333.06/15,517,411.18
  6. Step 6: Final answer
    x = 11,926,182.62

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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.