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Finding the Third Proportional to 10,618,155 and 16,396,637.25

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Solution

The third proportional to 10,618,155 and 16,396,637.25 is: 25,319,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,155 : 16,396,637.25 = 16,396,637.25 : x
  2. Step 2: Convert to fraction form
    10,618,155/16,396,637.25 = 16,396,637.25/x
  3. Step 3: Cross multiply
    10,618,155x = 16,396,637.25 × 16,396,637.25
  4. Step 4: Simplify right side
    10,618,155x = 268,849,713,108,087.56
  5. Step 5: Solve for x
    x = 268,849,713,108,087.56/10,618,155
  6. Step 6: Final answer
    x = 25,319,814.33

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.