Home / 25,324,270-34,947,523.32-13,721,824.32

Finding the Fourth Proportional to 25,324,270, 34,947,523.32 and 13,721,824.32

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Solution

The fourth proportional to 25,324,270, 34,947,523.32 and 13,721,824.32 is: 18,936,134.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,324,270 : 34,947,523.32 = 13,721,824.32 : x
  2. Step 2: Convert to fraction form
    25,324,270/34,947,523.32 = 13,721,824.32/x
  3. Step 3: Cross multiply
    25,324,270x = 34,947,523.32 × 13,721,824.32
  4. Step 4: Simplify right side
    25,324,270x = 479,543,775,416,143.19
  5. Step 5: Solve for x
    x = 479,543,775,416,143.19/25,324,270
  6. Step 6: Final answer
    x = 18,936,134.21

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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.