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Finding the Third Proportional to 7,196,288 and 15,459,808

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Solution

The third proportional to 7,196,288 and 15,459,808 is: 33,212,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,288 : 15,459,808 = 15,459,808 : x
  2. Step 2: Convert to fraction form
    7,196,288/15,459,808 = 15,459,808/x
  3. Step 3: Cross multiply
    7,196,288x = 15,459,808 × 15,459,808
  4. Step 4: Simplify right side
    7,196,288x = 239,005,663,396,864
  5. Step 5: Solve for x
    x = 239,005,663,396,864/7,196,288
  6. Step 6: Final answer
    x = 33,212,353.84

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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.