Home / 38,692,406.60-57,954,629.10-31,973,942.60

Finding the Fourth Proportional to 38,692,406.60, 57,954,629.10 and 31,973,942.60

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Solution

The fourth proportional to 38,692,406.60, 57,954,629.10 and 31,973,942.60 is: 47,891,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,692,406.60 : 57,954,629.10 = 31,973,942.60 : x
  2. Step 2: Convert to fraction form
    38,692,406.60/57,954,629.10 = 31,973,942.60/x
  3. Step 3: Cross multiply
    38,692,406.60x = 57,954,629.10 × 31,973,942.60
  4. Step 4: Simplify right side
    38,692,406.60x = 1,853,037,984,247,689.75
  5. Step 5: Solve for x
    x = 1,853,037,984,247,689.75/38,692,406.60
  6. Step 6: Final answer
    x = 47,891,515.34

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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.