Home / 20,173,799.25-31,520,410.88

Finding the Third Proportional to 20,173,799.25 and 31,520,410.88

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Solution

The third proportional to 20,173,799.25 and 31,520,410.88 is: 49,248,844.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173,799.25 : 31,520,410.88 = 31,520,410.88 : x
  2. Step 2: Convert to fraction form
    20,173,799.25/31,520,410.88 = 31,520,410.88/x
  3. Step 3: Cross multiply
    20,173,799.25x = 31,520,410.88 × 31,520,410.88
  4. Step 4: Simplify right side
    20,173,799.25x = 993,536,301,728,818.25
  5. Step 5: Solve for x
    x = 993,536,301,728,818.25/20,173,799.25
  6. Step 6: Final answer
    x = 49,248,844.47

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.