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Finding the Third Proportional to 8,872,818 and 13,250,091

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Solution

The third proportional to 8,872,818 and 13,250,091 is: 19,786,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,818 : 13,250,091 = 13,250,091 : x
  2. Step 2: Convert to fraction form
    8,872,818/13,250,091 = 13,250,091/x
  3. Step 3: Cross multiply
    8,872,818x = 13,250,091 × 13,250,091
  4. Step 4: Simplify right side
    8,872,818x = 175,564,911,508,281
  5. Step 5: Solve for x
    x = 175,564,911,508,281/8,872,818
  6. Step 6: Final answer
    x = 19,786,826.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.