Home / 31,826,720.88-47,740,414.32-25,477,334.64

Finding the Fourth Proportional to 31,826,720.88, 47,740,414.32 and 25,477,334.64

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Solution

The fourth proportional to 31,826,720.88, 47,740,414.32 and 25,477,334.64 is: 38,216,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,826,720.88 : 47,740,414.32 = 25,477,334.64 : x
  2. Step 2: Convert to fraction form
    31,826,720.88/47,740,414.32 = 25,477,334.64/x
  3. Step 3: Cross multiply
    31,826,720.88x = 47,740,414.32 × 25,477,334.64
  4. Step 4: Simplify right side
    31,826,720.88x = 1,216,298,511,482,888
  5. Step 5: Solve for x
    x = 1,216,298,511,482,888/31,826,720.88
  6. Step 6: Final answer
    x = 38,216,268.53

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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.