Home / 16,128,477.60-24,192,716.40-8,066,320.80

Finding the Fourth Proportional to 16,128,477.60, 24,192,716.40 and 8,066,320.80

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Solution

The fourth proportional to 16,128,477.60, 24,192,716.40 and 8,066,320.80 is: 12,099,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,477.60 : 24,192,716.40 = 8,066,320.80 : x
  2. Step 2: Convert to fraction form
    16,128,477.60/24,192,716.40 = 8,066,320.80/x
  3. Step 3: Cross multiply
    16,128,477.60x = 24,192,716.40 × 8,066,320.80
  4. Step 4: Simplify right side
    16,128,477.60x = 195,146,211,505,821.09
  5. Step 5: Solve for x
    x = 195,146,211,505,821.09/16,128,477.60
  6. Step 6: Final answer
    x = 12,099,481.20

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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.