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Finding the Third Proportional to 7,047,932 and 15,017,678

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Solution

The third proportional to 7,047,932 and 15,017,678 is: 31,999,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,932 : 15,017,678 = 15,017,678 : x
  2. Step 2: Convert to fraction form
    7,047,932/15,017,678 = 15,017,678/x
  3. Step 3: Cross multiply
    7,047,932x = 15,017,678 × 15,017,678
  4. Step 4: Simplify right side
    7,047,932x = 225,530,652,511,684
  5. Step 5: Solve for x
    x = 225,530,652,511,684/7,047,932
  6. Step 6: Final answer
    x = 31,999,550.01

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.