Home / 14,981,041.75-20,667,955.38-8,700,499.94

Finding the Fourth Proportional to 14,981,041.75, 20,667,955.38 and 8,700,499.94

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Solution

The fourth proportional to 14,981,041.75, 20,667,955.38 and 8,700,499.94 is: 12,003,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,041.75 : 20,667,955.38 = 8,700,499.94 : x
  2. Step 2: Convert to fraction form
    14,981,041.75/20,667,955.38 = 8,700,499.94/x
  3. Step 3: Cross multiply
    14,981,041.75x = 20,667,955.38 × 8,700,499.94
  4. Step 4: Simplify right side
    14,981,041.75x = 179,821,544,543,612.66
  5. Step 5: Solve for x
    x = 179,821,544,543,612.66/14,981,041.75
  6. Step 6: Final answer
    x = 12,003,273.71

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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.