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Finding the Fourth Proportional to 22,005,891.60, 32,977,344.60 and 16,203,343.20

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Solution

The fourth proportional to 22,005,891.60, 32,977,344.60 and 16,203,343.20 is: 24,281,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,005,891.60 : 32,977,344.60 = 16,203,343.20 : x
  2. Step 2: Convert to fraction form
    22,005,891.60/32,977,344.60 = 16,203,343.20/x
  3. Step 3: Cross multiply
    22,005,891.60x = 32,977,344.60 × 16,203,343.20
  4. Step 4: Simplify right side
    22,005,891.60x = 534,343,232,378,466.75
  5. Step 5: Solve for x
    x = 534,343,232,378,466.75/22,005,891.60
  6. Step 6: Final answer
    x = 24,281,826.07

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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.