Home / 5,315,879.60-7,973,819.40-3,184,866.80

Finding the Fourth Proportional to 5,315,879.60, 7,973,819.40 and 3,184,866.80

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Solution

The fourth proportional to 5,315,879.60, 7,973,819.40 and 3,184,866.80 is: 4,777,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,879.60 : 7,973,819.40 = 3,184,866.80 : x
  2. Step 2: Convert to fraction form
    5,315,879.60/7,973,819.40 = 3,184,866.80/x
  3. Step 3: Cross multiply
    5,315,879.60x = 7,973,819.40 × 3,184,866.80
  4. Step 4: Simplify right side
    5,315,879.60x = 25,395,552,676,255.92
  5. Step 5: Solve for x
    x = 25,395,552,676,255.92/5,315,879.60
  6. Step 6: Final answer
    x = 4,777,300.20

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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.