Home / 27,208,540.80-40,812,811.20-9,015,543.90

Finding the Fourth Proportional to 27,208,540.80, 40,812,811.20 and 9,015,543.90

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Solution

The fourth proportional to 27,208,540.80, 40,812,811.20 and 9,015,543.90 is: 13,523,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208,540.80 : 40,812,811.20 = 9,015,543.90 : x
  2. Step 2: Convert to fraction form
    27,208,540.80/40,812,811.20 = 9,015,543.90/x
  3. Step 3: Cross multiply
    27,208,540.80x = 40,812,811.20 × 9,015,543.90
  4. Step 4: Simplify right side
    27,208,540.80x = 367,949,691,056,011.75
  5. Step 5: Solve for x
    x = 367,949,691,056,011.75/27,208,540.80
  6. Step 6: Final answer
    x = 13,523,315.85

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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.