Home / 7,555,421.58-11,336,471.28-3,960,328.92

Finding the Fourth Proportional to 7,555,421.58, 11,336,471.28 and 3,960,328.92

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Solution

The fourth proportional to 7,555,421.58, 11,336,471.28 and 3,960,328.92 is: 5,942,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555,421.58 : 11,336,471.28 = 3,960,328.92 : x
  2. Step 2: Convert to fraction form
    7,555,421.58/11,336,471.28 = 3,960,328.92/x
  3. Step 3: Cross multiply
    7,555,421.58x = 11,336,471.28 × 3,960,328.92
  4. Step 4: Simplify right side
    7,555,421.58x = 44,896,155,060,933.41
  5. Step 5: Solve for x
    x = 44,896,155,060,933.41/7,555,421.58
  6. Step 6: Final answer
    x = 5,942,243.54

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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.