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Finding the Third Proportional to 15,227,115 and 31,708,999.50

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Solution

The third proportional to 15,227,115 and 31,708,999.50 is: 66,030,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,227,115 : 31,708,999.50 = 31,708,999.50 : x
  2. Step 2: Convert to fraction form
    15,227,115/31,708,999.50 = 31,708,999.50/x
  3. Step 3: Cross multiply
    15,227,115x = 31,708,999.50 × 31,708,999.50
  4. Step 4: Simplify right side
    15,227,115x = 1,005,460,649,291,000.25
  5. Step 5: Solve for x
    x = 1,005,460,649,291,000.25/15,227,115
  6. Step 6: Final answer
    x = 66,030,935.56

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.