Home / 75,986,710.93-113,982,589.52-26,131,042.82

Finding the Fourth Proportional to 75,986,710.93, 113,982,589.52 and 26,131,042.82

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Solution

The fourth proportional to 75,986,710.93, 113,982,589.52 and 26,131,042.82 is: 39,197,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,986,710.93 : 113,982,589.52 = 26,131,042.82 : x
  2. Step 2: Convert to fraction form
    75,986,710.93/113,982,589.52 = 26,131,042.82/x
  3. Step 3: Cross multiply
    75,986,710.93x = 113,982,589.52 × 26,131,042.82
  4. Step 4: Simplify right side
    75,986,710.93x = 2,978,483,927,166,433.50
  5. Step 5: Solve for x
    x = 2,978,483,927,166,433.50/75,986,710.93
  6. Step 6: Final answer
    x = 39,197,431.90

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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.