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Finding the Third Proportional to 9,018,135 and 13,969,523.25

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Solution

The third proportional to 9,018,135 and 13,969,523.25 is: 21,639,460.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,135 : 13,969,523.25 = 13,969,523.25 : x
  2. Step 2: Convert to fraction form
    9,018,135/13,969,523.25 = 13,969,523.25/x
  3. Step 3: Cross multiply
    9,018,135x = 13,969,523.25 × 13,969,523.25
  4. Step 4: Simplify right side
    9,018,135x = 195,147,579,832,290.56
  5. Step 5: Solve for x
    x = 195,147,579,832,290.56/9,018,135
  6. Step 6: Final answer
    x = 21,639,460.91

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.