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Finding the Third Proportional to 13,900,221 and 28,950,954.19

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Solution

The third proportional to 13,900,221 and 28,950,954.19 is: 60,298,159.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,221 : 28,950,954.19 = 28,950,954.19 : x
  2. Step 2: Convert to fraction form
    13,900,221/28,950,954.19 = 28,950,954.19/x
  3. Step 3: Cross multiply
    13,900,221x = 28,950,954.19 × 28,950,954.19
  4. Step 4: Simplify right side
    13,900,221x = 838,157,748,366,723.75
  5. Step 5: Solve for x
    x = 838,157,748,366,723.75/13,900,221
  6. Step 6: Final answer
    x = 60,298,159.89

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.