Home / 72,405,093.30-108,578,771.55-23,869,439.70

Finding the Fourth Proportional to 72,405,093.30, 108,578,771.55 and 23,869,439.70

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Solution

The fourth proportional to 72,405,093.30, 108,578,771.55 and 23,869,439.70 is: 35,794,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,405,093.30 : 108,578,771.55 = 23,869,439.70 : x
  2. Step 2: Convert to fraction form
    72,405,093.30/108,578,771.55 = 23,869,439.70/x
  3. Step 3: Cross multiply
    72,405,093.30x = 108,578,771.55 × 23,869,439.70
  4. Step 4: Simplify right side
    72,405,093.30x = 2,591,714,440,212,800.50
  5. Step 5: Solve for x
    x = 2,591,714,440,212,800.50/72,405,093.30
  6. Step 6: Final answer
    x = 35,794,642.64

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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.