Home / 15,165,934.28-22,746,659.04-5,579,070.78

Finding the Fourth Proportional to 15,165,934.28, 22,746,659.04 and 5,579,070.78

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Solution

The fourth proportional to 15,165,934.28, 22,746,659.04 and 5,579,070.78 is: 8,367,781.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,165,934.28 : 22,746,659.04 = 5,579,070.78 : x
  2. Step 2: Convert to fraction form
    15,165,934.28/22,746,659.04 = 5,579,070.78/x
  3. Step 3: Cross multiply
    15,165,934.28x = 22,746,659.04 × 5,579,070.78
  4. Step 4: Simplify right side
    15,165,934.28x = 126,905,220,792,686.86
  5. Step 5: Solve for x
    x = 126,905,220,792,686.86/15,165,934.28
  6. Step 6: Final answer
    x = 8,367,781.27

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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.