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Finding the Third Proportional to 7,688,754 and 16,912,287

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Solution

The third proportional to 7,688,754 and 16,912,287 is: 37,200,494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688,754 : 16,912,287 = 16,912,287 : x
  2. Step 2: Convert to fraction form
    7,688,754/16,912,287 = 16,912,287/x
  3. Step 3: Cross multiply
    7,688,754x = 16,912,287 × 16,912,287
  4. Step 4: Simplify right side
    7,688,754x = 286,025,451,570,369
  5. Step 5: Solve for x
    x = 286,025,451,570,369/7,688,754
  6. Step 6: Final answer
    x = 37,200,494.59

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.