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Finding the Third Proportional to 8,313,187 and 13,238,154

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Solution

The third proportional to 8,313,187 and 13,238,154 is: 21,080,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,187 : 13,238,154 = 13,238,154 : x
  2. Step 2: Convert to fraction form
    8,313,187/13,238,154 = 13,238,154/x
  3. Step 3: Cross multiply
    8,313,187x = 13,238,154 × 13,238,154
  4. Step 4: Simplify right side
    8,313,187x = 175,248,721,327,716
  5. Step 5: Solve for x
    x = 175,248,721,327,716/8,313,187
  6. Step 6: Final answer
    x = 21,080,810.68

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.