Home / 33,193,640.40-49,790,460.60-31,178,101.20

Finding the Fourth Proportional to 33,193,640.40, 49,790,460.60 and 31,178,101.20

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Solution

The fourth proportional to 33,193,640.40, 49,790,460.60 and 31,178,101.20 is: 46,767,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,193,640.40 : 49,790,460.60 = 31,178,101.20 : x
  2. Step 2: Convert to fraction form
    33,193,640.40/49,790,460.60 = 31,178,101.20/x
  3. Step 3: Cross multiply
    33,193,640.40x = 49,790,460.60 × 31,178,101.20
  4. Step 4: Simplify right side
    33,193,640.40x = 1,552,372,019,381,412.75
  5. Step 5: Solve for x
    x = 1,552,372,019,381,412.75/33,193,640.40
  6. Step 6: Final answer
    x = 46,767,151.80

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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.