Home / 7,078,198.50-10,617,336.63-1,759,414.50

Finding the Fourth Proportional to 7,078,198.50, 10,617,336.63 and 1,759,414.50

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Solution

The fourth proportional to 7,078,198.50, 10,617,336.63 and 1,759,414.50 is: 2,639,131.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,198.50 : 10,617,336.63 = 1,759,414.50 : x
  2. Step 2: Convert to fraction form
    7,078,198.50/10,617,336.63 = 1,759,414.50/x
  3. Step 3: Cross multiply
    7,078,198.50x = 10,617,336.63 × 1,759,414.50
  4. Step 4: Simplify right side
    7,078,198.50x = 18,680,296,018,203.14
  5. Step 5: Solve for x
    x = 18,680,296,018,203.14/7,078,198.50
  6. Step 6: Final answer
    x = 2,639,131.41

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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.