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Finding the Third Proportional to 5,158,120 and 10,734,886

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Solution

The third proportional to 5,158,120 and 10,734,886 is: 22,341,042.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,120 : 10,734,886 = 10,734,886 : x
  2. Step 2: Convert to fraction form
    5,158,120/10,734,886 = 10,734,886/x
  3. Step 3: Cross multiply
    5,158,120x = 10,734,886 × 10,734,886
  4. Step 4: Simplify right side
    5,158,120x = 115,237,777,432,996
  5. Step 5: Solve for x
    x = 115,237,777,432,996/5,158,120
  6. Step 6: Final answer
    x = 22,341,042.36

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.