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Finding the Third Proportional to 5,143,581 and 11,061,360

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Solution

The third proportional to 5,143,581 and 11,061,360 is: 23,787,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,581 : 11,061,360 = 11,061,360 : x
  2. Step 2: Convert to fraction form
    5,143,581/11,061,360 = 11,061,360/x
  3. Step 3: Cross multiply
    5,143,581x = 11,061,360 × 11,061,360
  4. Step 4: Simplify right side
    5,143,581x = 122,353,685,049,600
  5. Step 5: Solve for x
    x = 122,353,685,049,600/5,143,581
  6. Step 6: Final answer
    x = 23,787,646.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.