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Finding the Fourth Proportional to 22,018,555.60, 32,964,847.80 and 22,018,555.60

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Solution

The fourth proportional to 22,018,555.60, 32,964,847.80 and 22,018,555.60 is: 32,964,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018,555.60 : 32,964,847.80 = 22,018,555.60 : x
  2. Step 2: Convert to fraction form
    22,018,555.60/32,964,847.80 = 22,018,555.60/x
  3. Step 3: Cross multiply
    22,018,555.60x = 32,964,847.80 × 22,018,555.60
  4. Step 4: Simplify right side
    22,018,555.60x = 725,838,334,129,837.75
  5. Step 5: Solve for x
    x = 725,838,334,129,837.75/22,018,555.60
  6. Step 6: Final answer
    x = 32,964,847.80

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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.