Home / 7,555,008.40-11,335,858.80-3,959,920.60

Finding the Fourth Proportional to 7,555,008.40, 11,335,858.80 and 3,959,920.60

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Solution

The fourth proportional to 7,555,008.40, 11,335,858.80 and 3,959,920.60 is: 5,941,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555,008.40 : 11,335,858.80 = 3,959,920.60 : x
  2. Step 2: Convert to fraction form
    7,555,008.40/11,335,858.80 = 3,959,920.60/x
  3. Step 3: Cross multiply
    7,555,008.40x = 11,335,858.80 × 3,959,920.60
  4. Step 4: Simplify right side
    7,555,008.40x = 44,889,100,780,811.28
  5. Step 5: Solve for x
    x = 44,889,100,780,811.28/7,555,008.40
  6. Step 6: Final answer
    x = 5,941,634.79

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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.