Home / 10,405,956.10-15,608,934.15-10,246,523.80

Finding the Fourth Proportional to 10,405,956.10, 15,608,934.15 and 10,246,523.80

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Solution

The fourth proportional to 10,405,956.10, 15,608,934.15 and 10,246,523.80 is: 15,369,785.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,956.10 : 15,608,934.15 = 10,246,523.80 : x
  2. Step 2: Convert to fraction form
    10,405,956.10/15,608,934.15 = 10,246,523.80/x
  3. Step 3: Cross multiply
    10,405,956.10x = 15,608,934.15 × 10,246,523.80
  4. Step 4: Simplify right side
    10,405,956.10x = 159,937,315,260,607.78
  5. Step 5: Solve for x
    x = 159,937,315,260,607.78/10,405,956.10
  6. Step 6: Final answer
    x = 15,369,785.70

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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.