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Finding the Third Proportional to 15,551,769 and 33,933,516

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Solution

The third proportional to 15,551,769 and 33,933,516 is: 74,041,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,769 : 33,933,516 = 33,933,516 : x
  2. Step 2: Convert to fraction form
    15,551,769/33,933,516 = 33,933,516/x
  3. Step 3: Cross multiply
    15,551,769x = 33,933,516 × 33,933,516
  4. Step 4: Simplify right side
    15,551,769x = 1,151,483,508,122,256
  5. Step 5: Solve for x
    x = 1,151,483,508,122,256/15,551,769
  6. Step 6: Final answer
    x = 74,041,963.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.