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Finding the Third Proportional to 2,219,169.02 and 4,781,150.30

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Solution

The third proportional to 2,219,169.02 and 4,781,150.30 is: 10,300,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,169.02 : 4,781,150.30 = 4,781,150.30 : x
  2. Step 2: Convert to fraction form
    2,219,169.02/4,781,150.30 = 4,781,150.30/x
  3. Step 3: Cross multiply
    2,219,169.02x = 4,781,150.30 × 4,781,150.30
  4. Step 4: Simplify right side
    2,219,169.02x = 22,859,398,161,307.90
  5. Step 5: Solve for x
    x = 22,859,398,161,307.90/2,219,169.02
  6. Step 6: Final answer
    x = 10,300,881.96

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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.