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Finding the Third Proportional to 13,117,853 and 28,818,310

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Solution

The third proportional to 13,117,853 and 28,818,310 is: 63,310,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117,853 : 28,818,310 = 28,818,310 : x
  2. Step 2: Convert to fraction form
    13,117,853/28,818,310 = 28,818,310/x
  3. Step 3: Cross multiply
    13,117,853x = 28,818,310 × 28,818,310
  4. Step 4: Simplify right side
    13,117,853x = 830,494,991,256,100
  5. Step 5: Solve for x
    x = 830,494,991,256,100/13,117,853
  6. Step 6: Final answer
    x = 63,310,283.42

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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.