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Finding the Third Proportional to 7,909,499 and 17,011,318

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Solution

The third proportional to 7,909,499 and 17,011,318 is: 36,587,012.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909,499 : 17,011,318 = 17,011,318 : x
  2. Step 2: Convert to fraction form
    7,909,499/17,011,318 = 17,011,318/x
  3. Step 3: Cross multiply
    7,909,499x = 17,011,318 × 17,011,318
  4. Step 4: Simplify right side
    7,909,499x = 289,384,940,097,124
  5. Step 5: Solve for x
    x = 289,384,940,097,124/7,909,499
  6. Step 6: Final answer
    x = 36,587,012.67

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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.