Home / 22,457,990.20-33,623,999.70-21,828,134.20

Finding the Fourth Proportional to 22,457,990.20, 33,623,999.70 and 21,828,134.20

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Solution

The fourth proportional to 22,457,990.20, 33,623,999.70 and 21,828,134.20 is: 32,680,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,457,990.20 : 33,623,999.70 = 21,828,134.20 : x
  2. Step 2: Convert to fraction form
    22,457,990.20/33,623,999.70 = 21,828,134.20/x
  3. Step 3: Cross multiply
    22,457,990.20x = 33,623,999.70 × 21,828,134.20
  4. Step 4: Simplify right side
    22,457,990.20x = 733,949,177,792,359.75
  5. Step 5: Solve for x
    x = 733,949,177,792,359.75/22,457,990.20
  6. Step 6: Final answer
    x = 32,680,982.19

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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.