Home / 8,439,446.52-12,645,330.21-3,577,868.55

Finding the Fourth Proportional to 8,439,446.52, 12,645,330.21 and 3,577,868.55

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Solution

The fourth proportional to 8,439,446.52, 12,645,330.21 and 3,577,868.55 is: 5,360,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,446.52 : 12,645,330.21 = 3,577,868.55 : x
  2. Step 2: Convert to fraction form
    8,439,446.52/12,645,330.21 = 3,577,868.55/x
  3. Step 3: Cross multiply
    8,439,446.52x = 12,645,330.21 × 3,577,868.55
  4. Step 4: Simplify right side
    8,439,446.52x = 45,243,329,262,723.90
  5. Step 5: Solve for x
    x = 45,243,329,262,723.90/8,439,446.52
  6. Step 6: Final answer
    x = 5,360,935.60

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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.