Home / 25,324,321-34,947,593.94-13,721,875.24

Finding the Fourth Proportional to 25,324,321, 34,947,593.94 and 13,721,875.24

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Solution

The fourth proportional to 25,324,321, 34,947,593.94 and 13,721,875.24 is: 18,936,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324,321 : 34,947,593.94 = 13,721,875.24 : x
  2. Step 2: Convert to fraction form
    25,324,321/34,947,593.94 = 13,721,875.24/x
  3. Step 3: Cross multiply
    25,324,321x = 34,947,593.94 × 13,721,875.24
  4. Step 4: Simplify right side
    25,324,321x = 479,546,523,982,860
  5. Step 5: Solve for x
    x = 479,546,523,982,860/25,324,321
  6. Step 6: Final answer
    x = 18,936,204.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.