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Finding the Third Proportional to 8,403,720 and 13,037,232

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Solution

The third proportional to 8,403,720 and 13,037,232 is: 20,225,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403,720 : 13,037,232 = 13,037,232 : x
  2. Step 2: Convert to fraction form
    8,403,720/13,037,232 = 13,037,232/x
  3. Step 3: Cross multiply
    8,403,720x = 13,037,232 × 13,037,232
  4. Step 4: Simplify right side
    8,403,720x = 169,969,418,221,824
  5. Step 5: Solve for x
    x = 169,969,418,221,824/8,403,720
  6. Step 6: Final answer
    x = 20,225,497.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.