Home / 6,909,863.19-9,535,584.41-3,812,579.34

Finding the Fourth Proportional to 6,909,863.19, 9,535,584.41 and 3,812,579.34

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Solution

The fourth proportional to 6,909,863.19, 9,535,584.41 and 3,812,579.34 is: 5,261,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,863.19 : 9,535,584.41 = 3,812,579.34 : x
  2. Step 2: Convert to fraction form
    6,909,863.19/9,535,584.41 = 3,812,579.34/x
  3. Step 3: Cross multiply
    6,909,863.19x = 9,535,584.41 × 3,812,579.34
  4. Step 4: Simplify right side
    6,909,863.19x = 36,355,172,164,360.28
  5. Step 5: Solve for x
    x = 36,355,172,164,360.28/6,909,863.19
  6. Step 6: Final answer
    x = 5,261,344.71

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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.