Home / 4,380,913.70-6,571,370.55-3,105,455.30

Finding the Fourth Proportional to 4,380,913.70, 6,571,370.55 and 3,105,455.30

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Solution

The fourth proportional to 4,380,913.70, 6,571,370.55 and 3,105,455.30 is: 4,658,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380,913.70 : 6,571,370.55 = 3,105,455.30 : x
  2. Step 2: Convert to fraction form
    4,380,913.70/6,571,370.55 = 3,105,455.30/x
  3. Step 3: Cross multiply
    4,380,913.70x = 6,571,370.55 × 3,105,455.30
  4. Step 4: Simplify right side
    4,380,913.70x = 20,407,097,502,761.41
  5. Step 5: Solve for x
    x = 20,407,097,502,761.41/4,380,913.70
  6. Step 6: Final answer
    x = 4,658,182.95

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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.