Home / 8,005,035.20-12,009,797.68-3,216,087.36

Finding the Fourth Proportional to 8,005,035.20, 12,009,797.68 and 3,216,087.36

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Solution

The fourth proportional to 8,005,035.20, 12,009,797.68 and 3,216,087.36 is: 4,825,032.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,035.20 : 12,009,797.68 = 3,216,087.36 : x
  2. Step 2: Convert to fraction form
    8,005,035.20/12,009,797.68 = 3,216,087.36/x
  3. Step 3: Cross multiply
    8,005,035.20x = 12,009,797.68 × 3,216,087.36
  4. Step 4: Simplify right side
    8,005,035.20x = 38,624,558,514,805.32
  5. Step 5: Solve for x
    x = 38,624,558,514,805.32/8,005,035.20
  6. Step 6: Final answer
    x = 4,825,032.94

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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.