Home / 6,619,520.34-9,930,874.59-2,300,943.78

Finding the Fourth Proportional to 6,619,520.34, 9,930,874.59 and 2,300,943.78

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Solution

The fourth proportional to 6,619,520.34, 9,930,874.59 and 2,300,943.78 is: 3,451,969.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,520.34 : 9,930,874.59 = 2,300,943.78 : x
  2. Step 2: Convert to fraction form
    6,619,520.34/9,930,874.59 = 2,300,943.78/x
  3. Step 3: Cross multiply
    6,619,520.34x = 9,930,874.59 × 2,300,943.78
  4. Step 4: Simplify right side
    6,619,520.34x = 22,850,384,117,820.55
  5. Step 5: Solve for x
    x = 22,850,384,117,820.55/6,619,520.34
  6. Step 6: Final answer
    x = 3,451,969.77

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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.