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Finding the Third Proportional to 16,428,258 and 25,538,328

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Solution

The third proportional to 16,428,258 and 25,538,328 is: 39,700,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,428,258 : 25,538,328 = 25,538,328 : x
  2. Step 2: Convert to fraction form
    16,428,258/25,538,328 = 25,538,328/x
  3. Step 3: Cross multiply
    16,428,258x = 25,538,328 × 25,538,328
  4. Step 4: Simplify right side
    16,428,258x = 652,206,197,035,584
  5. Step 5: Solve for x
    x = 652,206,197,035,584/16,428,258
  6. Step 6: Final answer
    x = 39,700,265.06

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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.