Home / 35,912,735.17-49,559,725.87-20,231,947.80

Finding the Fourth Proportional to 35,912,735.17, 49,559,725.87 and 20,231,947.80

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Solution

The fourth proportional to 35,912,735.17, 49,559,725.87 and 20,231,947.80 is: 27,920,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912,735.17 : 49,559,725.87 = 20,231,947.80 : x
  2. Step 2: Convert to fraction form
    35,912,735.17/49,559,725.87 = 20,231,947.80/x
  3. Step 3: Cross multiply
    35,912,735.17x = 49,559,725.87 × 20,231,947.80
  4. Step 4: Simplify right side
    35,912,735.17x = 1,002,689,786,733,569.75
  5. Step 5: Solve for x
    x = 1,002,689,786,733,569.75/35,912,735.17
  6. Step 6: Final answer
    x = 27,920,173.22

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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.