Home / 6,122,826.60-9,173,742.30-3,991,813.80

Finding the Fourth Proportional to 6,122,826.60, 9,173,742.30 and 3,991,813.80

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Solution

The fourth proportional to 6,122,826.60, 9,173,742.30 and 3,991,813.80 is: 5,980,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122,826.60 : 9,173,742.30 = 3,991,813.80 : x
  2. Step 2: Convert to fraction form
    6,122,826.60/9,173,742.30 = 3,991,813.80/x
  3. Step 3: Cross multiply
    6,122,826.60x = 9,173,742.30 × 3,991,813.80
  4. Step 4: Simplify right side
    6,122,826.60x = 36,619,871,110,783.74
  5. Step 5: Solve for x
    x = 36,619,871,110,783.74/6,122,826.60
  6. Step 6: Final answer
    x = 5,980,876.73

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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.