Home / 5,334,081.38-7,361,055.78-2,886,692.81

Finding the Fourth Proportional to 5,334,081.38, 7,361,055.78 and 2,886,692.81

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Solution

The fourth proportional to 5,334,081.38, 7,361,055.78 and 2,886,692.81 is: 3,983,648.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334,081.38 : 7,361,055.78 = 2,886,692.81 : x
  2. Step 2: Convert to fraction form
    5,334,081.38/7,361,055.78 = 2,886,692.81/x
  3. Step 3: Cross multiply
    5,334,081.38x = 7,361,055.78 × 2,886,692.81
  4. Step 4: Simplify right side
    5,334,081.38x = 21,249,106,757,329.66
  5. Step 5: Solve for x
    x = 21,249,106,757,329.66/5,334,081.38
  6. Step 6: Final answer
    x = 3,983,648.78

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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.