Home / 18,817,309.71-25,969,452.54-10,445,467.44

Finding the Fourth Proportional to 18,817,309.71, 25,969,452.54 and 10,445,467.44

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Solution

The fourth proportional to 18,817,309.71, 25,969,452.54 and 10,445,467.44 is: 14,415,613.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,817,309.71 : 25,969,452.54 = 10,445,467.44 : x
  2. Step 2: Convert to fraction form
    18,817,309.71/25,969,452.54 = 10,445,467.44/x
  3. Step 3: Cross multiply
    18,817,309.71x = 25,969,452.54 × 10,445,467.44
  4. Step 4: Simplify right side
    18,817,309.71x = 271,263,070,941,195.28
  5. Step 5: Solve for x
    x = 271,263,070,941,195.28/18,817,309.71
  6. Step 6: Final answer
    x = 14,415,613.87

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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.