Home / 10,858,579.80-16,289,712.90-3,285,485.40

Finding the Fourth Proportional to 10,858,579.80, 16,289,712.90 and 3,285,485.40

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Solution

The fourth proportional to 10,858,579.80, 16,289,712.90 and 3,285,485.40 is: 4,928,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,579.80 : 16,289,712.90 = 3,285,485.40 : x
  2. Step 2: Convert to fraction form
    10,858,579.80/16,289,712.90 = 3,285,485.40/x
  3. Step 3: Cross multiply
    10,858,579.80x = 16,289,712.90 × 3,285,485.40
  4. Step 4: Simplify right side
    10,858,579.80x = 53,519,613,903,141.66
  5. Step 5: Solve for x
    x = 53,519,613,903,141.66/10,858,579.80
  6. Step 6: Final answer
    x = 4,928,785.80

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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.