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Finding the Third Proportional to 25,678,158 and 39,888,414

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Solution

The third proportional to 25,678,158 and 39,888,414 is: 61,962,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,678,158 : 39,888,414 = 39,888,414 : x
  2. Step 2: Convert to fraction form
    25,678,158/39,888,414 = 39,888,414/x
  3. Step 3: Cross multiply
    25,678,158x = 39,888,414 × 39,888,414
  4. Step 4: Simplify right side
    25,678,158x = 1,591,085,571,435,396
  5. Step 5: Solve for x
    x = 1,591,085,571,435,396/25,678,158
  6. Step 6: Final answer
    x = 61,962,605.40

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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.