Home / 4,749,694.20-7,114,043.70-3,909,886.20

Finding the Fourth Proportional to 4,749,694.20, 7,114,043.70 and 3,909,886.20

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Solution

The fourth proportional to 4,749,694.20, 7,114,043.70 and 3,909,886.20 is: 5,856,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749,694.20 : 7,114,043.70 = 3,909,886.20 : x
  2. Step 2: Convert to fraction form
    4,749,694.20/7,114,043.70 = 3,909,886.20/x
  3. Step 3: Cross multiply
    4,749,694.20x = 7,114,043.70 × 3,909,886.20
  4. Step 4: Simplify right side
    4,749,694.20x = 27,815,101,288,826.94
  5. Step 5: Solve for x
    x = 27,815,101,288,826.94/4,749,694.20
  6. Step 6: Final answer
    x = 5,856,187.81

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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.