Home / 6,408,515.15-8,843,753.71-3,507,922.56

Finding the Fourth Proportional to 6,408,515.15, 8,843,753.71 and 3,507,922.56

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Solution

The fourth proportional to 6,408,515.15, 8,843,753.71 and 3,507,922.56 is: 4,840,934.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408,515.15 : 8,843,753.71 = 3,507,922.56 : x
  2. Step 2: Convert to fraction form
    6,408,515.15/8,843,753.71 = 3,507,922.56/x
  3. Step 3: Cross multiply
    6,408,515.15x = 8,843,753.71 × 3,507,922.56
  4. Step 4: Simplify right side
    6,408,515.15x = 31,023,203,154,392.70
  5. Step 5: Solve for x
    x = 31,023,203,154,392.70/6,408,515.15
  6. Step 6: Final answer
    x = 4,840,934.67

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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.