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Finding the Third Proportional to 13,117,788 and 28,818,180

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Solution

The third proportional to 13,117,788 and 28,818,180 is: 63,310,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117,788 : 28,818,180 = 28,818,180 : x
  2. Step 2: Convert to fraction form
    13,117,788/28,818,180 = 28,818,180/x
  3. Step 3: Cross multiply
    13,117,788x = 28,818,180 × 28,818,180
  4. Step 4: Simplify right side
    13,117,788x = 830,487,498,512,400
  5. Step 5: Solve for x
    x = 830,487,498,512,400/13,117,788
  6. Step 6: Final answer
    x = 63,310,025.94

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.