Home / 31,071,042.40-46,610,062.80-9,505,472.80

Finding the Fourth Proportional to 31,071,042.40, 46,610,062.80 and 9,505,472.80

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Solution

The fourth proportional to 31,071,042.40, 46,610,062.80 and 9,505,472.80 is: 14,259,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,071,042.40 : 46,610,062.80 = 9,505,472.80 : x
  2. Step 2: Convert to fraction form
    31,071,042.40/46,610,062.80 = 9,505,472.80/x
  3. Step 3: Cross multiply
    31,071,042.40x = 46,610,062.80 × 9,505,472.80
  4. Step 4: Simplify right side
    31,071,042.40x = 443,050,684,151,691.88
  5. Step 5: Solve for x
    x = 443,050,684,151,691.88/31,071,042.40
  6. Step 6: Final answer
    x = 14,259,279.70

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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.