Home / 18,427,704.19-39,681,010.69

Finding the Third Proportional to 18,427,704.19 and 39,681,010.69

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Solution

The third proportional to 18,427,704.19 and 39,681,010.69 is: 85,446,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,427,704.19 : 39,681,010.69 = 39,681,010.69 : x
  2. Step 2: Convert to fraction form
    18,427,704.19/39,681,010.69 = 39,681,010.69/x
  3. Step 3: Cross multiply
    18,427,704.19x = 39,681,010.69 × 39,681,010.69
  4. Step 4: Simplify right side
    18,427,704.19x = 1,574,582,609,181,489.25
  5. Step 5: Solve for x
    x = 1,574,582,609,181,489.25/18,427,704.19
  6. Step 6: Final answer
    x = 85,446,488.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.