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Finding the Third Proportional to 18,062,412 and 25,748,289

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Solution

The third proportional to 18,062,412 and 25,748,289 is: 36,704,643.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062,412 : 25,748,289 = 25,748,289 : x
  2. Step 2: Convert to fraction form
    18,062,412/25,748,289 = 25,748,289/x
  3. Step 3: Cross multiply
    18,062,412x = 25,748,289 × 25,748,289
  4. Step 4: Simplify right side
    18,062,412x = 662,974,386,427,521
  5. Step 5: Solve for x
    x = 662,974,386,427,521/18,062,412
  6. Step 6: Final answer
    x = 36,704,643.12

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.