Home / 8,791,672.68-12,132,884.58-5,119,996.74

Finding the Fourth Proportional to 8,791,672.68, 12,132,884.58 and 5,119,996.74

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Solution

The fourth proportional to 8,791,672.68, 12,132,884.58 and 5,119,996.74 is: 7,065,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,672.68 : 12,132,884.58 = 5,119,996.74 : x
  2. Step 2: Convert to fraction form
    8,791,672.68/12,132,884.58 = 5,119,996.74/x
  3. Step 3: Cross multiply
    8,791,672.68x = 12,132,884.58 × 5,119,996.74
  4. Step 4: Simplify right side
    8,791,672.68x = 62,120,329,496,396.27
  5. Step 5: Solve for x
    x = 62,120,329,496,396.27/8,791,672.68
  6. Step 6: Final answer
    x = 7,065,814.64

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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.