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Finding the Third Proportional to 8,645,348 and 13,561,518

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Solution

The third proportional to 8,645,348 and 13,561,518 is: 21,273,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,348 : 13,561,518 = 13,561,518 : x
  2. Step 2: Convert to fraction form
    8,645,348/13,561,518 = 13,561,518/x
  3. Step 3: Cross multiply
    8,645,348x = 13,561,518 × 13,561,518
  4. Step 4: Simplify right side
    8,645,348x = 183,914,770,464,324
  5. Step 5: Solve for x
    x = 183,914,770,464,324/8,645,348
  6. Step 6: Final answer
    x = 21,273,264.01

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.