Home / 40,170,380.95-60,205,139.74-21,725,591.23

Finding the Fourth Proportional to 40,170,380.95, 60,205,139.74 and 21,725,591.23

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Solution

The fourth proportional to 40,170,380.95, 60,205,139.74 and 21,725,591.23 is: 32,561,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,170,380.95 : 60,205,139.74 = 21,725,591.23 : x
  2. Step 2: Convert to fraction form
    40,170,380.95/60,205,139.74 = 21,725,591.23/x
  3. Step 3: Cross multiply
    40,170,380.95x = 60,205,139.74 × 21,725,591.23
  4. Step 4: Simplify right side
    40,170,380.95x = 1,307,992,255,936,268.50
  5. Step 5: Solve for x
    x = 1,307,992,255,936,268.50/40,170,380.95
  6. Step 6: Final answer
    x = 32,561,111.57

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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.