Home / 51,204,302.46-76,806,531.62-20,912,165.46

Finding the Fourth Proportional to 51,204,302.46, 76,806,531.62 and 20,912,165.46

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Solution

The fourth proportional to 51,204,302.46, 76,806,531.62 and 20,912,165.46 is: 31,368,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204,302.46 : 76,806,531.62 = 20,912,165.46 : x
  2. Step 2: Convert to fraction form
    51,204,302.46/76,806,531.62 = 20,912,165.46/x
  3. Step 3: Cross multiply
    51,204,302.46x = 76,806,531.62 × 20,912,165.46
  4. Step 4: Simplify right side
    51,204,302.46x = 1,606,190,897,646,162
  5. Step 5: Solve for x
    x = 1,606,190,897,646,162/51,204,302.46
  6. Step 6: Final answer
    x = 31,368,280.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.