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Finding the Third Proportional to 7,337,678 and 15,563,278

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Solution

The third proportional to 7,337,678 and 15,563,278 is: 33,009,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337,678 : 15,563,278 = 15,563,278 : x
  2. Step 2: Convert to fraction form
    7,337,678/15,563,278 = 15,563,278/x
  3. Step 3: Cross multiply
    7,337,678x = 15,563,278 × 15,563,278
  4. Step 4: Simplify right side
    7,337,678x = 242,215,622,105,284
  5. Step 5: Solve for x
    x = 242,215,622,105,284/7,337,678
  6. Step 6: Final answer
    x = 33,009,846.18

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.