Home / 13,100,959.76-18,079,396.17-7,597,597.55

Finding the Fourth Proportional to 13,100,959.76, 18,079,396.17 and 7,597,597.55

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Solution

The fourth proportional to 13,100,959.76, 18,079,396.17 and 7,597,597.55 is: 10,484,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100,959.76 : 18,079,396.17 = 7,597,597.55 : x
  2. Step 2: Convert to fraction form
    13,100,959.76/18,079,396.17 = 7,597,597.55/x
  3. Step 3: Cross multiply
    13,100,959.76x = 18,079,396.17 × 7,597,597.55
  4. Step 4: Simplify right side
    13,100,959.76x = 137,359,976,046,671.39
  5. Step 5: Solve for x
    x = 137,359,976,046,671.39/13,100,959.76
  6. Step 6: Final answer
    x = 10,484,726.20

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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.