Home / 18,256,629.70-25,195,839.06-10,107,867.70

Finding the Fourth Proportional to 18,256,629.70, 25,195,839.06 and 10,107,867.70

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Solution

The fourth proportional to 18,256,629.70, 25,195,839.06 and 10,107,867.70 is: 13,949,793.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256,629.70 : 25,195,839.06 = 10,107,867.70 : x
  2. Step 2: Convert to fraction form
    18,256,629.70/25,195,839.06 = 10,107,867.70/x
  3. Step 3: Cross multiply
    18,256,629.70x = 25,195,839.06 × 10,107,867.70
  4. Step 4: Simplify right side
    18,256,629.70x = 254,676,207,808,972.34
  5. Step 5: Solve for x
    x = 254,676,207,808,972.34/18,256,629.70
  6. Step 6: Final answer
    x = 13,949,793.14

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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.