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Finding the Third Proportional to 10,517,520 and 16,240,680

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Solution

The third proportional to 10,517,520 and 16,240,680 is: 25,078,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517,520 : 16,240,680 = 16,240,680 : x
  2. Step 2: Convert to fraction form
    10,517,520/16,240,680 = 16,240,680/x
  3. Step 3: Cross multiply
    10,517,520x = 16,240,680 × 16,240,680
  4. Step 4: Simplify right side
    10,517,520x = 263,759,686,862,400
  5. Step 5: Solve for x
    x = 263,759,686,862,400/10,517,520
  6. Step 6: Final answer
    x = 25,078,125.53

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.