Home / 7,539,198.87-11,306,929.95-2,147,896.01

Finding the Fourth Proportional to 7,539,198.87, 11,306,929.95 and 2,147,896.01

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Solution

The fourth proportional to 7,539,198.87, 11,306,929.95 and 2,147,896.01 is: 3,221,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539,198.87 : 11,306,929.95 = 2,147,896.01 : x
  2. Step 2: Convert to fraction form
    7,539,198.87/11,306,929.95 = 2,147,896.01/x
  3. Step 3: Cross multiply
    7,539,198.87x = 11,306,929.95 × 2,147,896.01
  4. Step 4: Simplify right side
    7,539,198.87x = 24,286,109,668,419.85
  5. Step 5: Solve for x
    x = 24,286,109,668,419.85/7,539,198.87
  6. Step 6: Final answer
    x = 3,221,311.72

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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.