Home / 12,472,611.30-18,694,920.15-7,083,843.30

Finding the Fourth Proportional to 12,472,611.30, 18,694,920.15 and 7,083,843.30

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Solution

The fourth proportional to 12,472,611.30, 18,694,920.15 and 7,083,843.30 is: 10,617,815.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472,611.30 : 18,694,920.15 = 7,083,843.30 : x
  2. Step 2: Convert to fraction form
    12,472,611.30/18,694,920.15 = 7,083,843.30/x
  3. Step 3: Cross multiply
    12,472,611.30x = 18,694,920.15 × 7,083,843.30
  4. Step 4: Simplify right side
    12,472,611.30x = 132,431,884,848,612.48
  5. Step 5: Solve for x
    x = 132,431,884,848,612.48/12,472,611.30
  6. Step 6: Final answer
    x = 10,617,815.44

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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.