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Finding the Third Proportional to 39,670,630 and 61,301,181

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Solution

The third proportional to 39,670,630 and 61,301,181 is: 94,725,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,670,630 : 61,301,181 = 61,301,181 : x
  2. Step 2: Convert to fraction form
    39,670,630/61,301,181 = 61,301,181/x
  3. Step 3: Cross multiply
    39,670,630x = 61,301,181 × 61,301,181
  4. Step 4: Simplify right side
    39,670,630x = 3,757,834,791,994,761
  5. Step 5: Solve for x
    x = 3,757,834,791,994,761/39,670,630
  6. Step 6: Final answer
    x = 94,725,866.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.