Home / 13,593,310.92-18,758,922.42-7,398,397.29

Finding the Fourth Proportional to 13,593,310.92, 18,758,922.42 and 7,398,397.29

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Solution

The fourth proportional to 13,593,310.92, 18,758,922.42 and 7,398,397.29 is: 10,209,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,310.92 : 18,758,922.42 = 7,398,397.29 : x
  2. Step 2: Convert to fraction form
    13,593,310.92/18,758,922.42 = 7,398,397.29/x
  3. Step 3: Cross multiply
    13,593,310.92x = 18,758,922.42 × 7,398,397.29
  4. Step 4: Simplify right side
    13,593,310.92x = 138,785,960,795,448.25
  5. Step 5: Solve for x
    x = 138,785,960,795,448.25/13,593,310.92
  6. Step 6: Final answer
    x = 10,209,871.72

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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.