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Finding the Third Proportional to 20,604,820.50 and 40,691,052

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Solution

The third proportional to 20,604,820.50 and 40,691,052 is: 80,357,978.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,604,820.50 : 40,691,052 = 40,691,052 : x
  2. Step 2: Convert to fraction form
    20,604,820.50/40,691,052 = 40,691,052/x
  3. Step 3: Cross multiply
    20,604,820.50x = 40,691,052 × 40,691,052
  4. Step 4: Simplify right side
    20,604,820.50x = 1,655,761,712,866,704
  5. Step 5: Solve for x
    x = 1,655,761,712,866,704/20,604,820.50
  6. Step 6: Final answer
    x = 80,357,978.02

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.