Home / 8,520,734.40-12,774,880.80-3,469,444.80

Finding the Fourth Proportional to 8,520,734.40, 12,774,880.80 and 3,469,444.80

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Solution

The fourth proportional to 8,520,734.40, 12,774,880.80 and 3,469,444.80 is: 5,201,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,734.40 : 12,774,880.80 = 3,469,444.80 : x
  2. Step 2: Convert to fraction form
    8,520,734.40/12,774,880.80 = 3,469,444.80/x
  3. Step 3: Cross multiply
    8,520,734.40x = 12,774,880.80 × 3,469,444.80
  4. Step 4: Simplify right side
    8,520,734.40x = 44,321,743,762,179.84
  5. Step 5: Solve for x
    x = 44,321,743,762,179.84/8,520,734.40
  6. Step 6: Final answer
    x = 5,201,634.23

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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.