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Finding the Third Proportional to 39,230,240 and 61,229,520

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Solution

The third proportional to 39,230,240 and 61,229,520 is: 95,565,413.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230,240 : 61,229,520 = 61,229,520 : x
  2. Step 2: Convert to fraction form
    39,230,240/61,229,520 = 61,229,520/x
  3. Step 3: Cross multiply
    39,230,240x = 61,229,520 × 61,229,520
  4. Step 4: Simplify right side
    39,230,240x = 3,749,054,119,430,400
  5. Step 5: Solve for x
    x = 3,749,054,119,430,400/39,230,240
  6. Step 6: Final answer
    x = 95,565,413.81

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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.