Home / 82,739,093.20-124,108,306.62-25,231,199.20

Finding the Fourth Proportional to 82,739,093.20, 124,108,306.62 and 25,231,199.20

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Solution

The fourth proportional to 82,739,093.20, 124,108,306.62 and 25,231,199.20 is: 37,846,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,739,093.20 : 124,108,306.62 = 25,231,199.20 : x
  2. Step 2: Convert to fraction form
    82,739,093.20/124,108,306.62 = 25,231,199.20/x
  3. Step 3: Cross multiply
    82,739,093.20x = 124,108,306.62 × 25,231,199.20
  4. Step 4: Simplify right side
    82,739,093.20x = 3,131,401,406,703,898.50
  5. Step 5: Solve for x
    x = 3,131,401,406,703,898.50/82,739,093.20
  6. Step 6: Final answer
    x = 37,846,697.20

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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.