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Finding the Third Proportional to 4,704,756 and 10,206,120

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Solution

The third proportional to 4,704,756 and 10,206,120 is: 22,140,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704,756 : 10,206,120 = 10,206,120 : x
  2. Step 2: Convert to fraction form
    4,704,756/10,206,120 = 10,206,120/x
  3. Step 3: Cross multiply
    4,704,756x = 10,206,120 × 10,206,120
  4. Step 4: Simplify right side
    4,704,756x = 104,164,885,454,400
  5. Step 5: Solve for x
    x = 104,164,885,454,400/4,704,756
  6. Step 6: Final answer
    x = 22,140,337.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.