Home / 8,529,062.40-12,787,372.80-3,477,772.80

Finding the Fourth Proportional to 8,529,062.40, 12,787,372.80 and 3,477,772.80

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Solution

The fourth proportional to 8,529,062.40, 12,787,372.80 and 3,477,772.80 is: 5,214,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529,062.40 : 12,787,372.80 = 3,477,772.80 : x
  2. Step 2: Convert to fraction form
    8,529,062.40/12,787,372.80 = 3,477,772.80/x
  3. Step 3: Cross multiply
    8,529,062.40x = 12,787,372.80 × 3,477,772.80
  4. Step 4: Simplify right side
    8,529,062.40x = 44,471,577,307,299.84
  5. Step 5: Solve for x
    x = 44,471,577,307,299.84/8,529,062.40
  6. Step 6: Final answer
    x = 5,214,122.63

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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.