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Finding the Third Proportional to 6,288,390 and 13,473,288

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Solution

The third proportional to 6,288,390 and 13,473,288 is: 28,867,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,390 : 13,473,288 = 13,473,288 : x
  2. Step 2: Convert to fraction form
    6,288,390/13,473,288 = 13,473,288/x
  3. Step 3: Cross multiply
    6,288,390x = 13,473,288 × 13,473,288
  4. Step 4: Simplify right side
    6,288,390x = 181,529,489,530,944
  5. Step 5: Solve for x
    x = 181,529,489,530,944/6,288,390
  6. Step 6: Final answer
    x = 28,867,403.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.