Home / 31,467,696.49-43,428,094.55-17,719,339.69

Finding the Fourth Proportional to 31,467,696.49, 43,428,094.55 and 17,719,339.69

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Solution

The fourth proportional to 31,467,696.49, 43,428,094.55 and 17,719,339.69 is: 24,454,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,467,696.49 : 43,428,094.55 = 17,719,339.69 : x
  2. Step 2: Convert to fraction form
    31,467,696.49/43,428,094.55 = 17,719,339.69/x
  3. Step 3: Cross multiply
    31,467,696.49x = 43,428,094.55 × 17,719,339.69
  4. Step 4: Simplify right side
    31,467,696.49x = 769,517,159,420,887.75
  5. Step 5: Solve for x
    x = 769,517,159,420,887.75/31,467,696.49
  6. Step 6: Final answer
    x = 24,454,194.15

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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.