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Finding the Third Proportional to 7,881,158 and 17,019,692

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Solution

The third proportional to 7,881,158 and 17,019,692 is: 36,754,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,158 : 17,019,692 = 17,019,692 : x
  2. Step 2: Convert to fraction form
    7,881,158/17,019,692 = 17,019,692/x
  3. Step 3: Cross multiply
    7,881,158x = 17,019,692 × 17,019,692
  4. Step 4: Simplify right side
    7,881,158x = 289,669,915,774,864
  5. Step 5: Solve for x
    x = 289,669,915,774,864/7,881,158
  6. Step 6: Final answer
    x = 36,754,740.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.