Home / 15,914,824.56-23,876,895.15-5,131,908.54

Finding the Fourth Proportional to 15,914,824.56, 23,876,895.15 and 5,131,908.54

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Solution

The fourth proportional to 15,914,824.56, 23,876,895.15 and 5,131,908.54 is: 7,699,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,914,824.56 : 23,876,895.15 = 5,131,908.54 : x
  2. Step 2: Convert to fraction form
    15,914,824.56/23,876,895.15 = 5,131,908.54/x
  3. Step 3: Cross multiply
    15,914,824.56x = 23,876,895.15 × 5,131,908.54
  4. Step 4: Simplify right side
    15,914,824.56x = 122,534,042,128,969.58
  5. Step 5: Solve for x
    x = 122,534,042,128,969.58/15,914,824.56
  6. Step 6: Final answer
    x = 7,699,364.93

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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.