Home / 7,476,570.40-11,220,104.40-3,219,793.60

Finding the Fourth Proportional to 7,476,570.40, 11,220,104.40 and 3,219,793.60

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Solution

The fourth proportional to 7,476,570.40, 11,220,104.40 and 3,219,793.60 is: 4,831,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476,570.40 : 11,220,104.40 = 3,219,793.60 : x
  2. Step 2: Convert to fraction form
    7,476,570.40/11,220,104.40 = 3,219,793.60/x
  3. Step 3: Cross multiply
    7,476,570.40x = 11,220,104.40 × 3,219,793.60
  4. Step 4: Simplify right side
    7,476,570.40x = 36,126,420,338,451.84
  5. Step 5: Solve for x
    x = 36,126,420,338,451.84/7,476,570.40
  6. Step 6: Final answer
    x = 4,831,950.80

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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.