Home / 6,690,240.74-9,231,791.73-3,709,869.18

Finding the Fourth Proportional to 6,690,240.74, 9,231,791.73 and 3,709,869.18

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Solution

The fourth proportional to 6,690,240.74, 9,231,791.73 and 3,709,869.18 is: 5,119,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,240.74 : 9,231,791.73 = 3,709,869.18 : x
  2. Step 2: Convert to fraction form
    6,690,240.74/9,231,791.73 = 3,709,869.18/x
  3. Step 3: Cross multiply
    6,690,240.74x = 9,231,791.73 × 3,709,869.18
  4. Step 4: Simplify right side
    6,690,240.74x = 34,248,739,615,305.88
  5. Step 5: Solve for x
    x = 34,248,739,615,305.88/6,690,240.74
  6. Step 6: Final answer
    x = 5,119,208.86

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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.