Home / 6,143,366.76-8,479,532.55-3,565,877.91

Finding the Fourth Proportional to 6,143,366.76, 8,479,532.55 and 3,565,877.91

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Solution

The fourth proportional to 6,143,366.76, 8,479,532.55 and 3,565,877.91 is: 4,921,890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,366.76 : 8,479,532.55 = 3,565,877.91 : x
  2. Step 2: Convert to fraction form
    6,143,366.76/8,479,532.55 = 3,565,877.91/x
  3. Step 3: Cross multiply
    6,143,366.76x = 8,479,532.55 × 3,565,877.91
  4. Step 4: Simplify right side
    6,143,366.76x = 30,236,977,764,773.31
  5. Step 5: Solve for x
    x = 30,236,977,764,773.31/6,143,366.76
  6. Step 6: Final answer
    x = 4,921,890.39

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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.