Home / 8,555,697-11,806,861.86-5,118,082.92

Finding the Fourth Proportional to 8,555,697, 11,806,861.86 and 5,118,082.92

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Solution

The fourth proportional to 8,555,697, 11,806,861.86 and 5,118,082.92 is: 7,062,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,697 : 11,806,861.86 = 5,118,082.92 : x
  2. Step 2: Convert to fraction form
    8,555,697/11,806,861.86 = 5,118,082.92/x
  3. Step 3: Cross multiply
    8,555,697x = 11,806,861.86 × 5,118,082.92
  4. Step 4: Simplify right side
    8,555,697x = 60,428,498,024,465.43
  5. Step 5: Solve for x
    x = 60,428,498,024,465.43/8,555,697
  6. Step 6: Final answer
    x = 7,062,954.43

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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.