Home / 5,418,135.36-7,477,362.72-3,003,687.36

Finding the Fourth Proportional to 5,418,135.36, 7,477,362.72 and 3,003,687.36

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Solution

The fourth proportional to 5,418,135.36, 7,477,362.72 and 3,003,687.36 is: 4,145,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,135.36 : 7,477,362.72 = 3,003,687.36 : x
  2. Step 2: Convert to fraction form
    5,418,135.36/7,477,362.72 = 3,003,687.36/x
  3. Step 3: Cross multiply
    5,418,135.36x = 7,477,362.72 × 3,003,687.36
  4. Step 4: Simplify right side
    5,418,135.36x = 22,459,659,888,199.22
  5. Step 5: Solve for x
    x = 22,459,659,888,199.22/5,418,135.36
  6. Step 6: Final answer
    x = 4,145,274.78

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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.