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Finding the Third Proportional to 7,750,652 and 16,685,840

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Solution

The third proportional to 7,750,652 and 16,685,840 is: 35,921,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750,652 : 16,685,840 = 16,685,840 : x
  2. Step 2: Convert to fraction form
    7,750,652/16,685,840 = 16,685,840/x
  3. Step 3: Cross multiply
    7,750,652x = 16,685,840 × 16,685,840
  4. Step 4: Simplify right side
    7,750,652x = 278,417,256,505,600
  5. Step 5: Solve for x
    x = 278,417,256,505,600/7,750,652
  6. Step 6: Final answer
    x = 35,921,785.23

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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.