Home / 18,150,384.80-27,146,845.20-16,245,070.40

Finding the Fourth Proportional to 18,150,384.80, 27,146,845.20 and 16,245,070.40

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Solution

The fourth proportional to 18,150,384.80, 27,146,845.20 and 16,245,070.40 is: 24,297,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,384.80 : 27,146,845.20 = 16,245,070.40 : x
  2. Step 2: Convert to fraction form
    18,150,384.80/27,146,845.20 = 16,245,070.40/x
  3. Step 3: Cross multiply
    18,150,384.80x = 27,146,845.20 × 16,245,070.40
  4. Step 4: Simplify right side
    18,150,384.80x = 441,002,411,411,902.06
  5. Step 5: Solve for x
    x = 441,002,411,411,902.06/18,150,384.80
  6. Step 6: Final answer
    x = 24,297,138.40

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1.5x scale

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.