Home / 18,840,079.60-28,267,492.20-6,874,025.20

Finding the Fourth Proportional to 18,840,079.60, 28,267,492.20 and 6,874,025.20

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Solution

The fourth proportional to 18,840,079.60, 28,267,492.20 and 6,874,025.20 is: 10,313,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840,079.60 : 28,267,492.20 = 6,874,025.20 : x
  2. Step 2: Convert to fraction form
    18,840,079.60/28,267,492.20 = 6,874,025.20/x
  3. Step 3: Cross multiply
    18,840,079.60x = 28,267,492.20 × 6,874,025.20
  4. Step 4: Simplify right side
    18,840,079.60x = 194,311,453,723,603.44
  5. Step 5: Solve for x
    x = 194,311,453,723,603.44/18,840,079.60
  6. Step 6: Final answer
    x = 10,313,727.85

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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.