Home / 52,479,143.28-72,424,550.52-29,274,222.96

Finding the Fourth Proportional to 52,479,143.28, 72,424,550.52 and 29,274,222.96

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Solution

The fourth proportional to 52,479,143.28, 72,424,550.52 and 29,274,222.96 is: 40,400,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,479,143.28 : 72,424,550.52 = 29,274,222.96 : x
  2. Step 2: Convert to fraction form
    52,479,143.28/72,424,550.52 = 29,274,222.96/x
  3. Step 3: Cross multiply
    52,479,143.28x = 72,424,550.52 × 29,274,222.96
  4. Step 4: Simplify right side
    52,479,143.28x = 2,120,172,439,700,264
  5. Step 5: Solve for x
    x = 2,120,172,439,700,264/52,479,143.28
  6. Step 6: Final answer
    x = 40,400,286.80

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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.