Home / 9,319,006.31-12,857,146.15-5,448,787.43

Finding the Fourth Proportional to 9,319,006.31, 12,857,146.15 and 5,448,787.43

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Solution

The fourth proportional to 9,319,006.31, 12,857,146.15 and 5,448,787.43 is: 7,517,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319,006.31 : 12,857,146.15 = 5,448,787.43 : x
  2. Step 2: Convert to fraction form
    9,319,006.31/12,857,146.15 = 5,448,787.43/x
  3. Step 3: Cross multiply
    9,319,006.31x = 12,857,146.15 × 5,448,787.43
  4. Step 4: Simplify right side
    9,319,006.31x = 70,055,856,300,548.95
  5. Step 5: Solve for x
    x = 70,055,856,300,548.95/9,319,006.31
  6. Step 6: Final answer
    x = 7,517,524.29

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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.