Home / 6,907,711.24-10,361,591.70-2,115,379.72

Finding the Fourth Proportional to 6,907,711.24, 10,361,591.70 and 2,115,379.72

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Solution

The fourth proportional to 6,907,711.24, 10,361,591.70 and 2,115,379.72 is: 3,173,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907,711.24 : 10,361,591.70 = 2,115,379.72 : x
  2. Step 2: Convert to fraction form
    6,907,711.24/10,361,591.70 = 2,115,379.72/x
  3. Step 3: Cross multiply
    6,907,711.24x = 10,361,591.70 × 2,115,379.72
  4. Step 4: Simplify right side
    6,907,711.24x = 21,918,700,949,100.32
  5. Step 5: Solve for x
    x = 21,918,700,949,100.32/6,907,711.24
  6. Step 6: Final answer
    x = 3,173,077.19

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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.