Home / 7,485,418.44-10,329,865.20-4,222,223.01

Finding the Fourth Proportional to 7,485,418.44, 10,329,865.20 and 4,222,223.01

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Solution

The fourth proportional to 7,485,418.44, 10,329,865.20 and 4,222,223.01 is: 5,826,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,418.44 : 10,329,865.20 = 4,222,223.01 : x
  2. Step 2: Convert to fraction form
    7,485,418.44/10,329,865.20 = 4,222,223.01/x
  3. Step 3: Cross multiply
    7,485,418.44x = 10,329,865.20 × 4,222,223.01
  4. Step 4: Simplify right side
    7,485,418.44x = 43,614,994,537,638.25
  5. Step 5: Solve for x
    x = 43,614,994,537,638.25/7,485,418.44
  6. Step 6: Final answer
    x = 5,826,660.85

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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.