Home / 20,561,946.19-45,159,773.06

Finding the Third Proportional to 20,561,946.19 and 45,159,773.06

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Solution

The third proportional to 20,561,946.19 and 45,159,773.06 is: 99,183,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,561,946.19 : 45,159,773.06 = 45,159,773.06 : x
  2. Step 2: Convert to fraction form
    20,561,946.19/45,159,773.06 = 45,159,773.06/x
  3. Step 3: Cross multiply
    20,561,946.19x = 45,159,773.06 × 45,159,773.06
  4. Step 4: Simplify right side
    20,561,946.19x = 2,039,405,103,056,500.75
  5. Step 5: Solve for x
    x = 2,039,405,103,056,500.75/20,561,946.19
  6. Step 6: Final answer
    x = 99,183,466.61

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.