Home / 20,741,172.75-29,878,471.13

Finding the Third Proportional to 20,741,172.75 and 29,878,471.13

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Solution

The third proportional to 20,741,172.75 and 29,878,471.13 is: 43,041,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,741,172.75 : 29,878,471.13 = 29,878,471.13 : x
  2. Step 2: Convert to fraction form
    20,741,172.75/29,878,471.13 = 29,878,471.13/x
  3. Step 3: Cross multiply
    20,741,172.75x = 29,878,471.13 × 29,878,471.13
  4. Step 4: Simplify right side
    20,741,172.75x = 892,723,036,767,458.75
  5. Step 5: Solve for x
    x = 892,723,036,767,458.75/20,741,172.75
  6. Step 6: Final answer
    x = 43,041,107.05

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.