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Finding the Third Proportional to 5,869,928 and 12,716,880

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Solution

The third proportional to 5,869,928 and 12,716,880 is: 27,550,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869,928 : 12,716,880 = 12,716,880 : x
  2. Step 2: Convert to fraction form
    5,869,928/12,716,880 = 12,716,880/x
  3. Step 3: Cross multiply
    5,869,928x = 12,716,880 × 12,716,880
  4. Step 4: Simplify right side
    5,869,928x = 161,719,036,934,400
  5. Step 5: Solve for x
    x = 161,719,036,934,400/5,869,928
  6. Step 6: Final answer
    x = 27,550,429.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.