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Finding the Third Proportional to 4,750,005 and 9,966,570

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Solution

The third proportional to 4,750,005 and 9,966,570 is: 20,912,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750,005 : 9,966,570 = 9,966,570 : x
  2. Step 2: Convert to fraction form
    4,750,005/9,966,570 = 9,966,570/x
  3. Step 3: Cross multiply
    4,750,005x = 9,966,570 × 9,966,570
  4. Step 4: Simplify right side
    4,750,005x = 99,332,517,564,900
  5. Step 5: Solve for x
    x = 99,332,517,564,900/4,750,005
  6. Step 6: Final answer
    x = 20,912,086.95

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.