Home / 13,265,846.20-19,888,184.22-7,505,025.76

Finding the Fourth Proportional to 13,265,846.20, 19,888,184.22 and 7,505,025.76

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Solution

The fourth proportional to 13,265,846.20, 19,888,184.22 and 7,505,025.76 is: 11,251,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265,846.20 : 19,888,184.22 = 7,505,025.76 : x
  2. Step 2: Convert to fraction form
    13,265,846.20/19,888,184.22 = 7,505,025.76/x
  3. Step 3: Cross multiply
    13,265,846.20x = 19,888,184.22 × 7,505,025.76
  4. Step 4: Simplify right side
    13,265,846.20x = 149,261,334,890,725.50
  5. Step 5: Solve for x
    x = 149,261,334,890,725.50/13,265,846.20
  6. Step 6: Final answer
    x = 11,251,550.23

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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.