Home / 5,320,962.95-7,342,928.60-2,873,573.78

Finding the Fourth Proportional to 5,320,962.95, 7,342,928.60 and 2,873,573.78

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Solution

The fourth proportional to 5,320,962.95, 7,342,928.60 and 2,873,573.78 is: 3,965,531.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,962.95 : 7,342,928.60 = 2,873,573.78 : x
  2. Step 2: Convert to fraction form
    5,320,962.95/7,342,928.60 = 2,873,573.78/x
  3. Step 3: Cross multiply
    5,320,962.95x = 7,342,928.60 × 2,873,573.78
  4. Step 4: Simplify right side
    5,320,962.95x = 21,100,447,042,289.59
  5. Step 5: Solve for x
    x = 21,100,447,042,289.59/5,320,962.95
  6. Step 6: Final answer
    x = 3,965,531.66

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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.