Home / 28,073,279.70-42,109,919.55-23,963,469.30

Finding the Fourth Proportional to 28,073,279.70, 42,109,919.55 and 23,963,469.30

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Solution

The fourth proportional to 28,073,279.70, 42,109,919.55 and 23,963,469.30 is: 35,945,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073,279.70 : 42,109,919.55 = 23,963,469.30 : x
  2. Step 2: Convert to fraction form
    28,073,279.70/42,109,919.55 = 23,963,469.30/x
  3. Step 3: Cross multiply
    28,073,279.70x = 42,109,919.55 × 23,963,469.30
  4. Step 4: Simplify right side
    28,073,279.70x = 1,009,099,764,361,894.75
  5. Step 5: Solve for x
    x = 1,009,099,764,361,894.75/28,073,279.70
  6. Step 6: Final answer
    x = 35,945,203.95

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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.