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Finding the Third Proportional to 7,157,987.25 and 15,145,090.50

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Solution

The third proportional to 7,157,987.25 and 15,145,090.50 is: 32,044,450.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,157,987.25 : 15,145,090.50 = 15,145,090.50 : x
  2. Step 2: Convert to fraction form
    7,157,987.25/15,145,090.50 = 15,145,090.50/x
  3. Step 3: Cross multiply
    7,157,987.25x = 15,145,090.50 × 15,145,090.50
  4. Step 4: Simplify right side
    7,157,987.25x = 229,373,766,253,190.25
  5. Step 5: Solve for x
    x = 229,373,766,253,190.25/7,157,987.25
  6. Step 6: Final answer
    x = 32,044,450.24

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.