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Finding the Third Proportional to 6,928,960 and 15,117,056

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Solution

The third proportional to 6,928,960 and 15,117,056 is: 32,981,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,960 : 15,117,056 = 15,117,056 : x
  2. Step 2: Convert to fraction form
    6,928,960/15,117,056 = 15,117,056/x
  3. Step 3: Cross multiply
    6,928,960x = 15,117,056 × 15,117,056
  4. Step 4: Simplify right side
    6,928,960x = 228,525,382,107,136
  5. Step 5: Solve for x
    x = 228,525,382,107,136/6,928,960
  6. Step 6: Final answer
    x = 32,981,195.17

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.