Home / 20,306,164.64-30,468,548.36-8,795,152.56

Finding the Fourth Proportional to 20,306,164.64, 30,468,548.36 and 8,795,152.56

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Solution

The fourth proportional to 20,306,164.64, 30,468,548.36 and 8,795,152.56 is: 13,196,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,306,164.64 : 30,468,548.36 = 8,795,152.56 : x
  2. Step 2: Convert to fraction form
    20,306,164.64/30,468,548.36 = 8,795,152.56/x
  3. Step 3: Cross multiply
    20,306,164.64x = 30,468,548.36 × 8,795,152.56
  4. Step 4: Simplify right side
    20,306,164.64x = 267,975,531,107,937.81
  5. Step 5: Solve for x
    x = 267,975,531,107,937.81/20,306,164.64
  6. Step 6: Final answer
    x = 13,196,757.53

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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.