Home / 6,112,408.40-9,149,950.20-4,768,715.60

Finding the Fourth Proportional to 6,112,408.40, 9,149,950.20 and 4,768,715.60

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Solution

The fourth proportional to 6,112,408.40, 9,149,950.20 and 4,768,715.60 is: 7,138,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,408.40 : 9,149,950.20 = 4,768,715.60 : x
  2. Step 2: Convert to fraction form
    6,112,408.40/9,149,950.20 = 4,768,715.60/x
  3. Step 3: Cross multiply
    6,112,408.40x = 9,149,950.20 × 4,768,715.60
  4. Step 4: Simplify right side
    6,112,408.40x = 43,633,510,257,963.11
  5. Step 5: Solve for x
    x = 43,633,510,257,963.11/6,112,408.40
  6. Step 6: Final answer
    x = 7,138,513.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.