Home / 8,028,801.12-11,079,757.71-4,357,719.03

Finding the Fourth Proportional to 8,028,801.12, 11,079,757.71 and 4,357,719.03

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Solution

The fourth proportional to 8,028,801.12, 11,079,757.71 and 4,357,719.03 is: 6,013,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028,801.12 : 11,079,757.71 = 4,357,719.03 : x
  2. Step 2: Convert to fraction form
    8,028,801.12/11,079,757.71 = 4,357,719.03/x
  3. Step 3: Cross multiply
    8,028,801.12x = 11,079,757.71 × 4,357,719.03
  4. Step 4: Simplify right side
    8,028,801.12x = 48,282,471,020,656.23
  5. Step 5: Solve for x
    x = 48,282,471,020,656.23/8,028,801.12
  6. Step 6: Final answer
    x = 6,013,658.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.