Home / 9,691,857.30-14,522,039.55-8,337,666.90

Finding the Fourth Proportional to 9,691,857.30, 14,522,039.55 and 8,337,666.90

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Solution

The fourth proportional to 9,691,857.30, 14,522,039.55 and 8,337,666.90 is: 12,492,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,857.30 : 14,522,039.55 = 8,337,666.90 : x
  2. Step 2: Convert to fraction form
    9,691,857.30/14,522,039.55 = 8,337,666.90/x
  3. Step 3: Cross multiply
    9,691,857.30x = 14,522,039.55 × 8,337,666.90
  4. Step 4: Simplify right side
    9,691,857.30x = 121,079,928,476,525.91
  5. Step 5: Solve for x
    x = 121,079,928,476,525.91/9,691,857.30
  6. Step 6: Final answer
    x = 12,492,954.11

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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.