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Finding the Third Proportional to 8,889,588 and 13,458,312

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Solution

The third proportional to 8,889,588 and 13,458,312 is: 20,375,090.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,588 : 13,458,312 = 13,458,312 : x
  2. Step 2: Convert to fraction form
    8,889,588/13,458,312 = 13,458,312/x
  3. Step 3: Cross multiply
    8,889,588x = 13,458,312 × 13,458,312
  4. Step 4: Simplify right side
    8,889,588x = 181,126,161,889,344
  5. Step 5: Solve for x
    x = 181,126,161,889,344/8,889,588
  6. Step 6: Final answer
    x = 20,375,090.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.