Home / 22,355,999.80-33,533,999.70-21,505,694.20

Finding the Fourth Proportional to 22,355,999.80, 33,533,999.70 and 21,505,694.20

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Solution

The fourth proportional to 22,355,999.80, 33,533,999.70 and 21,505,694.20 is: 32,258,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355,999.80 : 33,533,999.70 = 21,505,694.20 : x
  2. Step 2: Convert to fraction form
    22,355,999.80/33,533,999.70 = 21,505,694.20/x
  3. Step 3: Cross multiply
    22,355,999.80x = 33,533,999.70 × 21,505,694.20
  4. Step 4: Simplify right side
    22,355,999.80x = 721,171,942,851,091.75
  5. Step 5: Solve for x
    x = 721,171,942,851,091.75/22,355,999.80
  6. Step 6: Final answer
    x = 32,258,541.30

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1.5x scale

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.