Home / 7,280,766.60-10,942,145.10-6,356,977.80

Finding the Fourth Proportional to 7,280,766.60, 10,942,145.10 and 6,356,977.80

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Solution

The fourth proportional to 7,280,766.60, 10,942,145.10 and 6,356,977.80 is: 9,553,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,766.60 : 10,942,145.10 = 6,356,977.80 : x
  2. Step 2: Convert to fraction form
    7,280,766.60/10,942,145.10 = 6,356,977.80/x
  3. Step 3: Cross multiply
    7,280,766.60x = 10,942,145.10 × 6,356,977.80
  4. Step 4: Simplify right side
    7,280,766.60x = 69,558,973,485,078.77
  5. Step 5: Solve for x
    x = 69,558,973,485,078.77/7,280,766.60
  6. Step 6: Final answer
    x = 9,553,798.01

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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.