Home / 5,338,503.54-8,007,753.30-2,143,628.76

Finding the Fourth Proportional to 5,338,503.54, 8,007,753.30 and 2,143,628.76

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Solution

The fourth proportional to 5,338,503.54, 8,007,753.30 and 2,143,628.76 is: 3,215,442.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,503.54 : 8,007,753.30 = 2,143,628.76 : x
  2. Step 2: Convert to fraction form
    5,338,503.54/8,007,753.30 = 2,143,628.76/x
  3. Step 3: Cross multiply
    5,338,503.54x = 8,007,753.30 × 2,143,628.76
  4. Step 4: Simplify right side
    5,338,503.54x = 17,165,650,276,864.91
  5. Step 5: Solve for x
    x = 17,165,650,276,864.91/5,338,503.54
  6. Step 6: Final answer
    x = 3,215,442.33

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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.