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Finding the Third Proportional to 13,117,851 and 28,818,306

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Solution

The third proportional to 13,117,851 and 28,818,306 is: 63,310,275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117,851 : 28,818,306 = 28,818,306 : x
  2. Step 2: Convert to fraction form
    13,117,851/28,818,306 = 28,818,306/x
  3. Step 3: Cross multiply
    13,117,851x = 28,818,306 × 28,818,306
  4. Step 4: Simplify right side
    13,117,851x = 830,494,760,709,636
  5. Step 5: Solve for x
    x = 830,494,760,709,636/13,117,851
  6. Step 6: Final answer
    x = 63,310,275.49

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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.