Home / 10,497,956.10-15,746,934.15-5,189,540.10

Finding the Fourth Proportional to 10,497,956.10, 15,746,934.15 and 5,189,540.10

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Solution

The fourth proportional to 10,497,956.10, 15,746,934.15 and 5,189,540.10 is: 7,784,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497,956.10 : 15,746,934.15 = 5,189,540.10 : x
  2. Step 2: Convert to fraction form
    10,497,956.10/15,746,934.15 = 5,189,540.10/x
  3. Step 3: Cross multiply
    10,497,956.10x = 15,746,934.15 × 5,189,540.10
  4. Step 4: Simplify right side
    10,497,956.10x = 81,719,346,223,484.41
  5. Step 5: Solve for x
    x = 81,719,346,223,484.41/10,497,956.10
  6. Step 6: Final answer
    x = 7,784,310.15

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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.