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Finding the Third Proportional to 3,612,858.19 and 5,283,640.13

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Solution

The third proportional to 3,612,858.19 and 5,283,640.13 is: 7,727,082.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,858.19 : 5,283,640.13 = 5,283,640.13 : x
  2. Step 2: Convert to fraction form
    3,612,858.19/5,283,640.13 = 5,283,640.13/x
  3. Step 3: Cross multiply
    3,612,858.19x = 5,283,640.13 × 5,283,640.13
  4. Step 4: Simplify right side
    3,612,858.19x = 27,916,852,970,510.02
  5. Step 5: Solve for x
    x = 27,916,852,970,510.02/3,612,858.19
  6. Step 6: Final answer
    x = 7,727,082.42

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.