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Finding the Third Proportional to 13,912,855 and 29,885,863

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Solution

The third proportional to 13,912,855 and 29,885,863 is: 64,197,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,912,855 : 29,885,863 = 29,885,863 : x
  2. Step 2: Convert to fraction form
    13,912,855/29,885,863 = 29,885,863/x
  3. Step 3: Cross multiply
    13,912,855x = 29,885,863 × 29,885,863
  4. Step 4: Simplify right side
    13,912,855x = 893,164,807,254,769
  5. Step 5: Solve for x
    x = 893,164,807,254,769/13,912,855
  6. Step 6: Final answer
    x = 64,197,090.19

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.