Home / 61,288,432.20-91,932,648.30-31,055,344.20

Finding the Fourth Proportional to 61,288,432.20, 91,932,648.30 and 31,055,344.20

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Solution

The fourth proportional to 61,288,432.20, 91,932,648.30 and 31,055,344.20 is: 46,583,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,288,432.20 : 91,932,648.30 = 31,055,344.20 : x
  2. Step 2: Convert to fraction form
    61,288,432.20/91,932,648.30 = 31,055,344.20/x
  3. Step 3: Cross multiply
    61,288,432.20x = 91,932,648.30 × 31,055,344.20
  4. Step 4: Simplify right side
    61,288,432.20x = 2,855,000,036,174,044.50
  5. Step 5: Solve for x
    x = 2,855,000,036,174,044.50/61,288,432.20
  6. Step 6: Final answer
    x = 46,583,016.30

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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.