Home / 54,682,477.20-82,023,715.80-53,832,171.60

Finding the Fourth Proportional to 54,682,477.20, 82,023,715.80 and 53,832,171.60

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Solution

The fourth proportional to 54,682,477.20, 82,023,715.80 and 53,832,171.60 is: 80,748,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,682,477.20 : 82,023,715.80 = 53,832,171.60 : x
  2. Step 2: Convert to fraction form
    54,682,477.20/82,023,715.80 = 53,832,171.60/x
  3. Step 3: Cross multiply
    54,682,477.20x = 82,023,715.80 × 53,832,171.60
  4. Step 4: Simplify right side
    54,682,477.20x = 4,415,514,744,215,231
  5. Step 5: Solve for x
    x = 4,415,514,744,215,231/54,682,477.20
  6. Step 6: Final answer
    x = 80,748,257.40

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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.