Home / 4,726,205.40-7,097,861.70-4,138,339.80

Finding the Fourth Proportional to 4,726,205.40, 7,097,861.70 and 4,138,339.80

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Solution

The fourth proportional to 4,726,205.40, 7,097,861.70 and 4,138,339.80 is: 6,214,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726,205.40 : 7,097,861.70 = 4,138,339.80 : x
  2. Step 2: Convert to fraction form
    4,726,205.40/7,097,861.70 = 4,138,339.80/x
  3. Step 3: Cross multiply
    4,726,205.40x = 7,097,861.70 × 4,138,339.80
  4. Step 4: Simplify right side
    4,726,205.40x = 29,373,363,568,005.66
  5. Step 5: Solve for x
    x = 29,373,363,568,005.66/4,726,205.40
  6. Step 6: Final answer
    x = 6,214,999.37

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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.