Home / 22,355,999.20-33,533,998.80-21,726,143.20

Finding the Fourth Proportional to 22,355,999.20, 33,533,998.80 and 21,726,143.20

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Solution

The fourth proportional to 22,355,999.20, 33,533,998.80 and 21,726,143.20 is: 32,589,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355,999.20 : 33,533,998.80 = 21,726,143.20 : x
  2. Step 2: Convert to fraction form
    22,355,999.20/33,533,998.80 = 21,726,143.20/x
  3. Step 3: Cross multiply
    22,355,999.20x = 33,533,998.80 × 21,726,143.20
  4. Step 4: Simplify right side
    22,355,999.20x = 728,564,459,997,428.12
  5. Step 5: Solve for x
    x = 728,564,459,997,428.12/22,355,999.20
  6. Step 6: Final answer
    x = 32,589,214.80

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Similar ratio
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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.