Home / 12,645,661.20-17,451,011.16-6,844,441.92

Finding the Fourth Proportional to 12,645,661.20, 17,451,011.16 and 6,844,441.92

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Solution

The fourth proportional to 12,645,661.20, 17,451,011.16 and 6,844,441.92 is: 9,445,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645,661.20 : 17,451,011.16 = 6,844,441.92 : x
  2. Step 2: Convert to fraction form
    12,645,661.20/17,451,011.16 = 6,844,441.92/x
  3. Step 3: Cross multiply
    12,645,661.20x = 17,451,011.16 × 6,844,441.92
  4. Step 4: Simplify right side
    12,645,661.20x = 119,442,432,329,891.83
  5. Step 5: Solve for x
    x = 119,442,432,329,891.83/12,645,661.20
  6. Step 6: Final answer
    x = 9,445,329.15

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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.