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Finding the Third Proportional to 15,204,840 and 31,487,575

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Solution

The third proportional to 15,204,840 and 31,487,575 is: 65,207,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,204,840 : 31,487,575 = 31,487,575 : x
  2. Step 2: Convert to fraction form
    15,204,840/31,487,575 = 31,487,575/x
  3. Step 3: Cross multiply
    15,204,840x = 31,487,575 × 31,487,575
  4. Step 4: Simplify right side
    15,204,840x = 991,467,379,380,625
  5. Step 5: Solve for x
    x = 991,467,379,380,625/15,204,840
  6. Step 6: Final answer
    x = 65,207,353.67

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.