Home / 18,445,120.20-27,667,680.30-16,372,500.30

Finding the Fourth Proportional to 18,445,120.20, 27,667,680.30 and 16,372,500.30

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Solution

The fourth proportional to 18,445,120.20, 27,667,680.30 and 16,372,500.30 is: 24,558,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,120.20 : 27,667,680.30 = 16,372,500.30 : x
  2. Step 2: Convert to fraction form
    18,445,120.20/27,667,680.30 = 16,372,500.30/x
  3. Step 3: Cross multiply
    18,445,120.20x = 27,667,680.30 × 16,372,500.30
  4. Step 4: Simplify right side
    18,445,120.20x = 452,989,104,012,054.12
  5. Step 5: Solve for x
    x = 452,989,104,012,054.12/18,445,120.20
  6. Step 6: Final answer
    x = 24,558,750.45

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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.