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Finding the Third Proportional to 6,378,957 and 13,643,082

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Solution

The third proportional to 6,378,957 and 13,643,082 is: 29,179,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,957 : 13,643,082 = 13,643,082 : x
  2. Step 2: Convert to fraction form
    6,378,957/13,643,082 = 13,643,082/x
  3. Step 3: Cross multiply
    6,378,957x = 13,643,082 × 13,643,082
  4. Step 4: Simplify right side
    6,378,957x = 186,133,686,458,724
  5. Step 5: Solve for x
    x = 186,133,686,458,724/6,378,957
  6. Step 6: Final answer
    x = 29,179,329.23

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.