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Finding the Third Proportional to 4,728,748 and 10,402,279

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Solution

The third proportional to 4,728,748 and 10,402,279 is: 22,882,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728,748 : 10,402,279 = 10,402,279 : x
  2. Step 2: Convert to fraction form
    4,728,748/10,402,279 = 10,402,279/x
  3. Step 3: Cross multiply
    4,728,748x = 10,402,279 × 10,402,279
  4. Step 4: Simplify right side
    4,728,748x = 108,207,408,393,841
  5. Step 5: Solve for x
    x = 108,207,408,393,841/4,728,748
  6. Step 6: Final answer
    x = 22,882,887.48

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.