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Finding the Third Proportional to 8,547,125 and 13,216,664

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Solution

The third proportional to 8,547,125 and 13,216,664 is: 20,437,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547,125 : 13,216,664 = 13,216,664 : x
  2. Step 2: Convert to fraction form
    8,547,125/13,216,664 = 13,216,664/x
  3. Step 3: Cross multiply
    8,547,125x = 13,216,664 × 13,216,664
  4. Step 4: Simplify right side
    8,547,125x = 174,680,207,288,896
  5. Step 5: Solve for x
    x = 174,680,207,288,896/8,547,125
  6. Step 6: Final answer
    x = 20,437,305.79

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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.