Home / 57,957,861.20-86,936,791.80-31,084,005.20

Finding the Fourth Proportional to 57,957,861.20, 86,936,791.80 and 31,084,005.20

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Solution

The fourth proportional to 57,957,861.20, 86,936,791.80 and 31,084,005.20 is: 46,626,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,957,861.20 : 86,936,791.80 = 31,084,005.20 : x
  2. Step 2: Convert to fraction form
    57,957,861.20/86,936,791.80 = 31,084,005.20/x
  3. Step 3: Cross multiply
    57,957,861.20x = 86,936,791.80 × 31,084,005.20
  4. Step 4: Simplify right side
    57,957,861.20x = 2,702,343,688,382,517
  5. Step 5: Solve for x
    x = 2,702,343,688,382,517/57,957,861.20
  6. Step 6: Final answer
    x = 46,626,007.80

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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.