Home / 18,375,655.88-27,561,380.60-4,913,533.64

Finding the Fourth Proportional to 18,375,655.88, 27,561,380.60 and 4,913,533.64

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Solution

The fourth proportional to 18,375,655.88, 27,561,380.60 and 4,913,533.64 is: 7,369,738.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375,655.88 : 27,561,380.60 = 4,913,533.64 : x
  2. Step 2: Convert to fraction form
    18,375,655.88/27,561,380.60 = 4,913,533.64/x
  3. Step 3: Cross multiply
    18,375,655.88x = 27,561,380.60 × 4,913,533.64
  4. Step 4: Simplify right side
    18,375,655.88x = 135,423,770,742,943.38
  5. Step 5: Solve for x
    x = 135,423,770,742,943.38/18,375,655.88
  6. Step 6: Final answer
    x = 7,369,738.07

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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.