Home / 14,976,119.76-20,667,049.80-8,451,136.08

Finding the Fourth Proportional to 14,976,119.76, 20,667,049.80 and 8,451,136.08

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Solution

The fourth proportional to 14,976,119.76, 20,667,049.80 and 8,451,136.08 is: 11,662,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976,119.76 : 20,667,049.80 = 8,451,136.08 : x
  2. Step 2: Convert to fraction form
    14,976,119.76/20,667,049.80 = 8,451,136.08/x
  3. Step 3: Cross multiply
    14,976,119.76x = 20,667,049.80 × 8,451,136.08
  4. Step 4: Simplify right side
    14,976,119.76x = 174,660,050,231,936.78
  5. Step 5: Solve for x
    x = 174,660,050,231,936.78/14,976,119.76
  6. Step 6: Final answer
    x = 11,662,570.35

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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.