Home / 16,187,981.60-24,281,972.40-8,125,824.80

Finding the Fourth Proportional to 16,187,981.60, 24,281,972.40 and 8,125,824.80

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Solution

The fourth proportional to 16,187,981.60, 24,281,972.40 and 8,125,824.80 is: 12,188,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,187,981.60 : 24,281,972.40 = 8,125,824.80 : x
  2. Step 2: Convert to fraction form
    16,187,981.60/24,281,972.40 = 8,125,824.80/x
  3. Step 3: Cross multiply
    16,187,981.60x = 24,281,972.40 × 8,125,824.80
  4. Step 4: Simplify right side
    16,187,981.60x = 197,311,053,520,835.50
  5. Step 5: Solve for x
    x = 197,311,053,520,835.50/16,187,981.60
  6. Step 6: Final answer
    x = 12,188,737.20

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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.