Home / 20,750,832.04-28,631,105.22-12,164,469.16

Finding the Fourth Proportional to 20,750,832.04, 28,631,105.22 and 12,164,469.16

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Solution

The fourth proportional to 20,750,832.04, 28,631,105.22 and 12,164,469.16 is: 16,784,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,750,832.04 : 28,631,105.22 = 12,164,469.16 : x
  2. Step 2: Convert to fraction form
    20,750,832.04/28,631,105.22 = 12,164,469.16/x
  3. Step 3: Cross multiply
    20,750,832.04x = 28,631,105.22 × 12,164,469.16
  4. Step 4: Simplify right side
    20,750,832.04x = 348,282,196,465,405
  5. Step 5: Solve for x
    x = 348,282,196,465,405/20,750,832.04
  6. Step 6: Final answer
    x = 16,784,011.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.