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Finding the Third Proportional to 15,145,759 and 32,600,990

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Solution

The third proportional to 15,145,759 and 32,600,990 is: 70,173,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,145,759 : 32,600,990 = 32,600,990 : x
  2. Step 2: Convert to fraction form
    15,145,759/32,600,990 = 32,600,990/x
  3. Step 3: Cross multiply
    15,145,759x = 32,600,990 × 32,600,990
  4. Step 4: Simplify right side
    15,145,759x = 1,062,824,548,980,100
  5. Step 5: Solve for x
    x = 1,062,824,548,980,100/15,145,759
  6. Step 6: Final answer
    x = 70,173,079.41

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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.