Home / 14,732,501.42-20,331,310.92-8,454,178.46

Finding the Fourth Proportional to 14,732,501.42, 20,331,310.92 and 8,454,178.46

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Solution

The fourth proportional to 14,732,501.42, 20,331,310.92 and 8,454,178.46 is: 11,667,029.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732,501.42 : 20,331,310.92 = 8,454,178.46 : x
  2. Step 2: Convert to fraction form
    14,732,501.42/20,331,310.92 = 8,454,178.46/x
  3. Step 3: Cross multiply
    14,732,501.42x = 20,331,310.92 × 8,454,178.46
  4. Step 4: Simplify right side
    14,732,501.42x = 171,884,530,862,551.91
  5. Step 5: Solve for x
    x = 171,884,530,862,551.91/14,732,501.42
  6. Step 6: Final answer
    x = 11,667,029.65

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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.