Home / 16,639,890.20-24,964,209.30-5,280,320.60

Finding the Fourth Proportional to 16,639,890.20, 24,964,209.30 and 5,280,320.60

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Solution

The fourth proportional to 16,639,890.20, 24,964,209.30 and 5,280,320.60 is: 7,921,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639,890.20 : 24,964,209.30 = 5,280,320.60 : x
  2. Step 2: Convert to fraction form
    16,639,890.20/24,964,209.30 = 5,280,320.60/x
  3. Step 3: Cross multiply
    16,639,890.20x = 24,964,209.30 × 5,280,320.60
  4. Step 4: Simplify right side
    16,639,890.20x = 131,819,028,629,501.58
  5. Step 5: Solve for x
    x = 131,819,028,629,501.58/16,639,890.20
  6. Step 6: Final answer
    x = 7,921,868.90

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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.