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Finding the Third Proportional to 18,072,428 and 27,532,207

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Solution

The third proportional to 18,072,428 and 27,532,207 is: 41,943,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072,428 : 27,532,207 = 27,532,207 : x
  2. Step 2: Convert to fraction form
    18,072,428/27,532,207 = 27,532,207/x
  3. Step 3: Cross multiply
    18,072,428x = 27,532,207 × 27,532,207
  4. Step 4: Simplify right side
    18,072,428x = 758,022,422,290,849
  5. Step 5: Solve for x
    x = 758,022,422,290,849/18,072,428
  6. Step 6: Final answer
    x = 41,943,585.13

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.