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Finding the Third Proportional to 38,539,509 and 55,394,802

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Solution

The third proportional to 38,539,509 and 55,394,802 is: 79,621,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,539,509 : 55,394,802 = 55,394,802 : x
  2. Step 2: Convert to fraction form
    38,539,509/55,394,802 = 55,394,802/x
  3. Step 3: Cross multiply
    38,539,509x = 55,394,802 × 55,394,802
  4. Step 4: Simplify right side
    38,539,509x = 3,068,584,088,619,204
  5. Step 5: Solve for x
    x = 3,068,584,088,619,204/38,539,509
  6. Step 6: Final answer
    x = 79,621,774.34

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.