Home / 14,560,993.95-20,098,168.52-8,451,390.75

Finding the Fourth Proportional to 14,560,993.95, 20,098,168.52 and 8,451,390.75

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Solution

The fourth proportional to 14,560,993.95, 20,098,168.52 and 8,451,390.75 is: 11,665,239.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560,993.95 : 20,098,168.52 = 8,451,390.75 : x
  2. Step 2: Convert to fraction form
    14,560,993.95/20,098,168.52 = 8,451,390.75/x
  3. Step 3: Cross multiply
    14,560,993.95x = 20,098,168.52 × 8,451,390.75
  4. Step 4: Simplify right side
    14,560,993.95x = 169,857,475,479,612.25
  5. Step 5: Solve for x
    x = 169,857,475,479,612.25/14,560,993.95
  6. Step 6: Final answer
    x = 11,665,239.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.