Home / 82,986,854.12-114,384,793.38-55,474,744.04

Finding the Fourth Proportional to 82,986,854.12, 114,384,793.38 and 55,474,744.04

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Solution

The fourth proportional to 82,986,854.12, 114,384,793.38 and 55,474,744.04 is: 76,463,521.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,986,854.12 : 114,384,793.38 = 55,474,744.04 : x
  2. Step 2: Convert to fraction form
    82,986,854.12/114,384,793.38 = 55,474,744.04/x
  3. Step 3: Cross multiply
    82,986,854.12x = 114,384,793.38 × 55,474,744.04
  4. Step 4: Simplify right side
    82,986,854.12x = 6,345,467,134,823,786
  5. Step 5: Solve for x
    x = 6,345,467,134,823,786/82,986,854.12
  6. Step 6: Final answer
    x = 76,463,521.87

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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.