Home / 9,942,785.15-13,722,926.87-6,223,340.89

Finding the Fourth Proportional to 9,942,785.15, 13,722,926.87 and 6,223,340.89

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Solution

The fourth proportional to 9,942,785.15, 13,722,926.87 and 6,223,340.89 is: 8,589,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942,785.15 : 13,722,926.87 = 6,223,340.89 : x
  2. Step 2: Convert to fraction form
    9,942,785.15/13,722,926.87 = 6,223,340.89/x
  3. Step 3: Cross multiply
    9,942,785.15x = 13,722,926.87 × 6,223,340.89
  4. Step 4: Simplify right side
    9,942,785.15x = 85,402,451,820,819.38
  5. Step 5: Solve for x
    x = 85,402,451,820,819.38/9,942,785.15
  6. Step 6: Final answer
    x = 8,589,389.24

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1.5x scale

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.