Home / 8,328,530.40-12,474,133.20-4,334,776.80

Finding the Fourth Proportional to 8,328,530.40, 12,474,133.20 and 4,334,776.80

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Solution

The fourth proportional to 8,328,530.40, 12,474,133.20 and 4,334,776.80 is: 6,492,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,530.40 : 12,474,133.20 = 4,334,776.80 : x
  2. Step 2: Convert to fraction form
    8,328,530.40/12,474,133.20 = 4,334,776.80/x
  3. Step 3: Cross multiply
    8,328,530.40x = 12,474,133.20 × 4,334,776.80
  4. Step 4: Simplify right side
    8,328,530.40x = 54,072,583,195,469.76
  5. Step 5: Solve for x
    x = 54,072,583,195,469.76/8,328,530.40
  6. Step 6: Final answer
    x = 6,492,451.92

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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.