Home / 7,280,761.60-10,942,137.60-6,356,972.80

Finding the Fourth Proportional to 7,280,761.60, 10,942,137.60 and 6,356,972.80

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Solution

The fourth proportional to 7,280,761.60, 10,942,137.60 and 6,356,972.80 is: 9,553,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,761.60 : 10,942,137.60 = 6,356,972.80 : x
  2. Step 2: Convert to fraction form
    7,280,761.60/10,942,137.60 = 6,356,972.80/x
  3. Step 3: Cross multiply
    7,280,761.60x = 10,942,137.60 × 6,356,972.80
  4. Step 4: Simplify right side
    7,280,761.60x = 69,558,871,097,057.27
  5. Step 5: Solve for x
    x = 69,558,871,097,057.27/7,280,761.60
  6. Step 6: Final answer
    x = 9,553,790.51

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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.