Home / 7,438,234.20-11,163,912.30-4,401,803.40

Finding the Fourth Proportional to 7,438,234.20, 11,163,912.30 and 4,401,803.40

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Solution

The fourth proportional to 7,438,234.20, 11,163,912.30 and 4,401,803.40 is: 6,606,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,234.20 : 11,163,912.30 = 4,401,803.40 : x
  2. Step 2: Convert to fraction form
    7,438,234.20/11,163,912.30 = 4,401,803.40/x
  3. Step 3: Cross multiply
    7,438,234.20x = 11,163,912.30 × 4,401,803.40
  4. Step 4: Simplify right side
    7,438,234.20x = 49,141,347,119,441.83
  5. Step 5: Solve for x
    x = 49,141,347,119,441.83/7,438,234.20
  6. Step 6: Final answer
    x = 6,606,587.77

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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.