Home / 8,530,964.40-12,790,225.80-3,479,674.80

Finding the Fourth Proportional to 8,530,964.40, 12,790,225.80 and 3,479,674.80

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Solution

The fourth proportional to 8,530,964.40, 12,790,225.80 and 3,479,674.80 is: 5,216,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530,964.40 : 12,790,225.80 = 3,479,674.80 : x
  2. Step 2: Convert to fraction form
    8,530,964.40/12,790,225.80 = 3,479,674.80/x
  3. Step 3: Cross multiply
    8,530,964.40x = 12,790,225.80 × 3,479,674.80
  4. Step 4: Simplify right side
    8,530,964.40x = 44,505,826,402,569.84
  5. Step 5: Solve for x
    x = 44,505,826,402,569.84/8,530,964.40
  6. Step 6: Final answer
    x = 5,216,974.81

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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.