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Finding the Third Proportional to 13,921,964 and 29,900,437

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Solution

The third proportional to 13,921,964 and 29,900,437 is: 64,217,673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,921,964 : 29,900,437 = 29,900,437 : x
  2. Step 2: Convert to fraction form
    13,921,964/29,900,437 = 29,900,437/x
  3. Step 3: Cross multiply
    13,921,964x = 29,900,437 × 29,900,437
  4. Step 4: Simplify right side
    13,921,964x = 894,036,132,790,969
  5. Step 5: Solve for x
    x = 894,036,132,790,969/13,921,964
  6. Step 6: Final answer
    x = 64,217,673.08

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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.