Home / 6,690,235.11-9,231,784.01-3,709,863.58

Finding the Fourth Proportional to 6,690,235.11, 9,231,784.01 and 3,709,863.58

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Solution

The fourth proportional to 6,690,235.11, 9,231,784.01 and 3,709,863.58 is: 5,119,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,235.11 : 9,231,784.01 = 3,709,863.58 : x
  2. Step 2: Convert to fraction form
    6,690,235.11/9,231,784.01 = 3,709,863.58/x
  3. Step 3: Cross multiply
    6,690,235.11x = 9,231,784.01 × 3,709,863.58
  4. Step 4: Simplify right side
    6,690,235.11x = 34,248,659,277,125.36
  5. Step 5: Solve for x
    x = 34,248,659,277,125.36/6,690,235.11
  6. Step 6: Final answer
    x = 5,119,201.15

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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.