Home / 5,333,638.98-7,360,441.20-2,886,249.78

Finding the Fourth Proportional to 5,333,638.98, 7,360,441.20 and 2,886,249.78

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Solution

The fourth proportional to 5,333,638.98, 7,360,441.20 and 2,886,249.78 is: 3,983,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,638.98 : 7,360,441.20 = 2,886,249.78 : x
  2. Step 2: Convert to fraction form
    5,333,638.98/7,360,441.20 = 2,886,249.78/x
  3. Step 3: Cross multiply
    5,333,638.98x = 7,360,441.20 × 2,886,249.78
  4. Step 4: Simplify right side
    5,333,638.98x = 21,244,071,794,202.93
  5. Step 5: Solve for x
    x = 21,244,071,794,202.93/5,333,638.98
  6. Step 6: Final answer
    x = 3,983,035.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.