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Finding the Fourth Proportional to 32,189,992.40, 48,284,988.60 and 28,662,798.80

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Solution

The fourth proportional to 32,189,992.40, 48,284,988.60 and 28,662,798.80 is: 42,994,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,189,992.40 : 48,284,988.60 = 28,662,798.80 : x
  2. Step 2: Convert to fraction form
    32,189,992.40/48,284,988.60 = 28,662,798.80/x
  3. Step 3: Cross multiply
    32,189,992.40x = 48,284,988.60 × 28,662,798.80
  4. Step 4: Simplify right side
    32,189,992.40x = 1,383,982,913,302,093.75
  5. Step 5: Solve for x
    x = 1,383,982,913,302,093.75/32,189,992.40
  6. Step 6: Final answer
    x = 42,994,198.20

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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.