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Finding the Third Proportional to 4,349,054 and 9,257,980

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Solution

The third proportional to 4,349,054 and 9,257,980 is: 19,707,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,349,054 : 9,257,980 = 9,257,980 : x
  2. Step 2: Convert to fraction form
    4,349,054/9,257,980 = 9,257,980/x
  3. Step 3: Cross multiply
    4,349,054x = 9,257,980 × 9,257,980
  4. Step 4: Simplify right side
    4,349,054x = 85,710,193,680,400
  5. Step 5: Solve for x
    x = 85,710,193,680,400/4,349,054
  6. Step 6: Final answer
    x = 19,707,778.68

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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.