Home / 16,557,631.20-24,836,446.80-4,428,966.60

Finding the Fourth Proportional to 16,557,631.20, 24,836,446.80 and 4,428,966.60

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Solution

The fourth proportional to 16,557,631.20, 24,836,446.80 and 4,428,966.60 is: 6,643,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557,631.20 : 24,836,446.80 = 4,428,966.60 : x
  2. Step 2: Convert to fraction form
    16,557,631.20/24,836,446.80 = 4,428,966.60/x
  3. Step 3: Cross multiply
    16,557,631.20x = 24,836,446.80 × 4,428,966.60
  4. Step 4: Simplify right side
    16,557,631.20x = 109,999,793,339,876.88
  5. Step 5: Solve for x
    x = 109,999,793,339,876.88/16,557,631.20
  6. Step 6: Final answer
    x = 6,643,449.90

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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.