Home / 20,900,072.25-30,735,561.38

Finding the Third Proportional to 20,900,072.25 and 30,735,561.38

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Solution

The third proportional to 20,900,072.25 and 30,735,561.38 is: 45,199,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,900,072.25 : 30,735,561.38 = 30,735,561.38 : x
  2. Step 2: Convert to fraction form
    20,900,072.25/30,735,561.38 = 30,735,561.38/x
  3. Step 3: Cross multiply
    20,900,072.25x = 30,735,561.38 × 30,735,561.38
  4. Step 4: Simplify right side
    20,900,072.25x = 944,674,733,036,391.88
  5. Step 5: Solve for x
    x = 944,674,733,036,391.88/20,900,072.25
  6. Step 6: Final answer
    x = 45,199,591.74

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.