Home / 7,340,438.70-11,010,658.06-1,949,078.70

Finding the Fourth Proportional to 7,340,438.70, 11,010,658.06 and 1,949,078.70

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Solution

The fourth proportional to 7,340,438.70, 11,010,658.06 and 1,949,078.70 is: 2,923,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,438.70 : 11,010,658.06 = 1,949,078.70 : x
  2. Step 2: Convert to fraction form
    7,340,438.70/11,010,658.06 = 1,949,078.70/x
  3. Step 3: Cross multiply
    7,340,438.70x = 11,010,658.06 × 1,949,078.70
  4. Step 4: Simplify right side
    7,340,438.70x = 21,460,639,097,729.32
  5. Step 5: Solve for x
    x = 21,460,639,097,729.32/7,340,438.70
  6. Step 6: Final answer
    x = 2,923,618.05

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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.