Home / 2,278,436.53-5,378,464.03

Finding the Third Proportional to 2,278,436.53 and 5,378,464.03

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Solution

The third proportional to 2,278,436.53 and 5,378,464.03 is: 12,696,370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,436.53 : 5,378,464.03 = 5,378,464.03 : x
  2. Step 2: Convert to fraction form
    2,278,436.53/5,378,464.03 = 5,378,464.03/x
  3. Step 3: Cross multiply
    2,278,436.53x = 5,378,464.03 × 5,378,464.03
  4. Step 4: Simplify right side
    2,278,436.53x = 28,927,875,335,450
  5. Step 5: Solve for x
    x = 28,927,875,335,450/2,278,436.53
  6. Step 6: Final answer
    x = 12,696,370.93

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.