Home / 7,117,613.28-10,676,715.18-2,068,923.78

Finding the Fourth Proportional to 7,117,613.28, 10,676,715.18 and 2,068,923.78

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Solution

The fourth proportional to 7,117,613.28, 10,676,715.18 and 2,068,923.78 is: 3,103,471.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,613.28 : 10,676,715.18 = 2,068,923.78 : x
  2. Step 2: Convert to fraction form
    7,117,613.28/10,676,715.18 = 2,068,923.78/x
  3. Step 3: Cross multiply
    7,117,613.28x = 10,676,715.18 × 2,068,923.78
  4. Step 4: Simplify right side
    7,117,613.28x = 22,089,309,928,188.98
  5. Step 5: Solve for x
    x = 22,089,309,928,188.98/7,117,613.28
  6. Step 6: Final answer
    x = 3,103,471.50

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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.