Home / 7,401,912.57-10,216,811.48-4,305,164.31

Finding the Fourth Proportional to 7,401,912.57, 10,216,811.48 and 4,305,164.31

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Solution

The fourth proportional to 7,401,912.57, 10,216,811.48 and 4,305,164.31 is: 5,942,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,912.57 : 10,216,811.48 = 4,305,164.31 : x
  2. Step 2: Convert to fraction form
    7,401,912.57/10,216,811.48 = 4,305,164.31/x
  3. Step 3: Cross multiply
    7,401,912.57x = 10,216,811.48 × 4,305,164.31
  4. Step 4: Simplify right side
    7,401,912.57x = 43,985,052,124,168.45
  5. Step 5: Solve for x
    x = 43,985,052,124,168.45/7,401,912.57
  6. Step 6: Final answer
    x = 5,942,390.12

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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.