Home / 25,974,739.80-38,967,639.30-8,025,658.20

Finding the Fourth Proportional to 25,974,739.80, 38,967,639.30 and 8,025,658.20

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Solution

The fourth proportional to 25,974,739.80, 38,967,639.30 and 8,025,658.20 is: 12,040,195.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,974,739.80 : 38,967,639.30 = 8,025,658.20 : x
  2. Step 2: Convert to fraction form
    25,974,739.80/38,967,639.30 = 8,025,658.20/x
  3. Step 3: Cross multiply
    25,974,739.80x = 38,967,639.30 × 8,025,658.20
  4. Step 4: Simplify right side
    25,974,739.80x = 312,740,953,882,687.25
  5. Step 5: Solve for x
    x = 312,740,953,882,687.25/25,974,739.80
  6. Step 6: Final answer
    x = 12,040,195.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.