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Finding the Third Proportional to 20,149,712 and 43,483,648

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Solution

The third proportional to 20,149,712 and 43,483,648 is: 93,838,941.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,149,712 : 43,483,648 = 43,483,648 : x
  2. Step 2: Convert to fraction form
    20,149,712/43,483,648 = 43,483,648/x
  3. Step 3: Cross multiply
    20,149,712x = 43,483,648 × 43,483,648
  4. Step 4: Simplify right side
    20,149,712x = 1,890,827,643,387,904
  5. Step 5: Solve for x
    x = 1,890,827,643,387,904/20,149,712
  6. Step 6: Final answer
    x = 93,838,941.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.