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Finding the Third Proportional to 38,794,997.50 and 64,655,628.50

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Solution

The third proportional to 38,794,997.50 and 64,655,628.50 is: 107,754,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,794,997.50 : 64,655,628.50 = 64,655,628.50 : x
  2. Step 2: Convert to fraction form
    38,794,997.50/64,655,628.50 = 64,655,628.50/x
  3. Step 3: Cross multiply
    38,794,997.50x = 64,655,628.50 × 64,655,628.50
  4. Step 4: Simplify right side
    38,794,997.50x = 4,180,350,296,730,012
  5. Step 5: Solve for x
    x = 4,180,350,296,730,012/38,794,997.50
  6. Step 6: Final answer
    x = 107,754,879.91

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.