Home / 8,510,806.28-11,744,899.27-4,643,327.78

Finding the Fourth Proportional to 8,510,806.28, 11,744,899.27 and 4,643,327.78

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Solution

The fourth proportional to 8,510,806.28, 11,744,899.27 and 4,643,327.78 is: 6,407,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510,806.28 : 11,744,899.27 = 4,643,327.78 : x
  2. Step 2: Convert to fraction form
    8,510,806.28/11,744,899.27 = 4,643,327.78/x
  3. Step 3: Cross multiply
    8,510,806.28x = 11,744,899.27 × 4,643,327.78
  4. Step 4: Simplify right side
    8,510,806.28x = 54,535,417,010,988.29
  5. Step 5: Solve for x
    x = 54,535,417,010,988.29/8,510,806.28
  6. Step 6: Final answer
    x = 6,407,785.03

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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.