Home / 22,149,518.40-33,218,056.80-7,008,091.20

Finding the Fourth Proportional to 22,149,518.40, 33,218,056.80 and 7,008,091.20

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Solution

The fourth proportional to 22,149,518.40, 33,218,056.80 and 7,008,091.20 is: 10,510,168.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149,518.40 : 33,218,056.80 = 7,008,091.20 : x
  2. Step 2: Convert to fraction form
    22,149,518.40/33,218,056.80 = 7,008,091.20/x
  3. Step 3: Cross multiply
    22,149,518.40x = 33,218,056.80 × 7,008,091.20
  4. Step 4: Simplify right side
    22,149,518.40x = 232,795,171,541,180.16
  5. Step 5: Solve for x
    x = 232,795,171,541,180.16/22,149,518.40
  6. Step 6: Final answer
    x = 10,510,168.54

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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.