Home / 37,541,286-51,806,974.68-20,371,878

Finding the Fourth Proportional to 37,541,286, 51,806,974.68 and 20,371,878

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Solution

The fourth proportional to 37,541,286, 51,806,974.68 and 20,371,878 is: 28,113,191.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,541,286 : 51,806,974.68 = 20,371,878 : x
  2. Step 2: Convert to fraction form
    37,541,286/51,806,974.68 = 20,371,878/x
  3. Step 3: Cross multiply
    37,541,286x = 51,806,974.68 × 20,371,878
  4. Step 4: Simplify right side
    37,541,286x = 1,055,405,367,730,049
  5. Step 5: Solve for x
    x = 1,055,405,367,730,049/37,541,286
  6. Step 6: Final answer
    x = 28,113,191.64

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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.