Home / 13,102,104.68-18,080,976.03-7,598,742.44

Finding the Fourth Proportional to 13,102,104.68, 18,080,976.03 and 7,598,742.44

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Solution

The fourth proportional to 13,102,104.68, 18,080,976.03 and 7,598,742.44 is: 10,486,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,104.68 : 18,080,976.03 = 7,598,742.44 : x
  2. Step 2: Convert to fraction form
    13,102,104.68/18,080,976.03 = 7,598,742.44/x
  3. Step 3: Cross multiply
    13,102,104.68x = 18,080,976.03 × 7,598,742.44
  4. Step 4: Simplify right side
    13,102,104.68x = 137,392,679,796,883.55
  5. Step 5: Solve for x
    x = 137,392,679,796,883.55/13,102,104.68
  6. Step 6: Final answer
    x = 10,486,306.07

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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.