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Finding the Third Proportional to 5,122,480.50 and 10,908,604.13

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Solution

The third proportional to 5,122,480.50 and 10,908,604.13 is: 23,230,472.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,480.50 : 10,908,604.13 = 10,908,604.13 : x
  2. Step 2: Convert to fraction form
    5,122,480.50/10,908,604.13 = 10,908,604.13/x
  3. Step 3: Cross multiply
    5,122,480.50x = 10,908,604.13 × 10,908,604.13
  4. Step 4: Simplify right side
    5,122,480.50x = 118,997,643,955,967.02
  5. Step 5: Solve for x
    x = 118,997,643,955,967.02/5,122,480.50
  6. Step 6: Final answer
    x = 23,230,472.81

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.