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Finding the Fourth Proportional to 32,644,025.60, 48,984,700.80 and 12,463,750.40

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Solution

The fourth proportional to 32,644,025.60, 48,984,700.80 and 12,463,750.40 is: 18,702,751.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,644,025.60 : 48,984,700.80 = 12,463,750.40 : x
  2. Step 2: Convert to fraction form
    32,644,025.60/48,984,700.80 = 12,463,750.40/x
  3. Step 3: Cross multiply
    32,644,025.60x = 48,984,700.80 × 12,463,750.40
  4. Step 4: Simplify right side
    32,644,025.60x = 610,533,084,189,880.25
  5. Step 5: Solve for x
    x = 610,533,084,189,880.25/32,644,025.60
  6. Step 6: Final answer
    x = 18,702,751.05

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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.