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Finding the Third Proportional to 39,319,740 and 61,545,690

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Solution

The third proportional to 39,319,740 and 61,545,690 is: 96,335,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,319,740 : 61,545,690 = 61,545,690 : x
  2. Step 2: Convert to fraction form
    39,319,740/61,545,690 = 61,545,690/x
  3. Step 3: Cross multiply
    39,319,740x = 61,545,690 × 61,545,690
  4. Step 4: Simplify right side
    39,319,740x = 3,787,871,957,576,100
  5. Step 5: Solve for x
    x = 3,787,871,957,576,100/39,319,740
  6. Step 6: Final answer
    x = 96,335,122.20

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.