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Finding the Third Proportional to 20,246,447 and 43,565,440

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Solution

The third proportional to 20,246,447 and 43,565,440 is: 93,742,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246,447 : 43,565,440 = 43,565,440 : x
  2. Step 2: Convert to fraction form
    20,246,447/43,565,440 = 43,565,440/x
  3. Step 3: Cross multiply
    20,246,447x = 43,565,440 × 43,565,440
  4. Step 4: Simplify right side
    20,246,447x = 1,897,947,562,393,600
  5. Step 5: Solve for x
    x = 1,897,947,562,393,600/20,246,447
  6. Step 6: Final answer
    x = 93,742,253.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.