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Finding the Third Proportional to 13,187,853 and 28,117,637

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Solution

The third proportional to 13,187,853 and 28,117,637 is: 59,949,220.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187,853 : 28,117,637 = 28,117,637 : x
  2. Step 2: Convert to fraction form
    13,187,853/28,117,637 = 28,117,637/x
  3. Step 3: Cross multiply
    13,187,853x = 28,117,637 × 28,117,637
  4. Step 4: Simplify right side
    13,187,853x = 790,601,510,463,769
  5. Step 5: Solve for x
    x = 790,601,510,463,769/13,187,853
  6. Step 6: Final answer
    x = 59,949,220.73

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.