Home / 10,022,701.26-13,831,336.78-5,439,022.68

Finding the Fourth Proportional to 10,022,701.26, 13,831,336.78 and 5,439,022.68

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Solution

The fourth proportional to 10,022,701.26, 13,831,336.78 and 5,439,022.68 is: 7,505,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,701.26 : 13,831,336.78 = 5,439,022.68 : x
  2. Step 2: Convert to fraction form
    10,022,701.26/13,831,336.78 = 5,439,022.68/x
  3. Step 3: Cross multiply
    10,022,701.26x = 13,831,336.78 × 5,439,022.68
  4. Step 4: Simplify right side
    10,022,701.26x = 75,228,954,441,138.16
  5. Step 5: Solve for x
    x = 75,228,954,441,138.16/10,022,701.26
  6. Step 6: Final answer
    x = 7,505,856.20

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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.