Home / 35,912,734.41-49,559,724.84-20,231,947.05

Finding the Fourth Proportional to 35,912,734.41, 49,559,724.84 and 20,231,947.05

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Solution

The fourth proportional to 35,912,734.41, 49,559,724.84 and 20,231,947.05 is: 27,920,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912,734.41 : 49,559,724.84 = 20,231,947.05 : x
  2. Step 2: Convert to fraction form
    35,912,734.41/49,559,724.84 = 20,231,947.05/x
  3. Step 3: Cross multiply
    35,912,734.41x = 49,559,724.84 × 20,231,947.05
  4. Step 4: Simplify right side
    35,912,734.41x = 1,002,689,728,775,449.88
  5. Step 5: Solve for x
    x = 1,002,689,728,775,449.88/35,912,734.41
  6. Step 6: Final answer
    x = 27,920,172.20

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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.