Home / 18,190,190.60-27,289,076.70-6,063,421.40

Finding the Fourth Proportional to 18,190,190.60, 27,289,076.70 and 6,063,421.40

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Solution

The fourth proportional to 18,190,190.60, 27,289,076.70 and 6,063,421.40 is: 9,096,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,190.60 : 27,289,076.70 = 6,063,421.40 : x
  2. Step 2: Convert to fraction form
    18,190,190.60/27,289,076.70 = 6,063,421.40/x
  3. Step 3: Cross multiply
    18,190,190.60x = 27,289,076.70 × 6,063,421.40
  4. Step 4: Simplify right side
    18,190,190.60x = 165,465,171,649,021.38
  5. Step 5: Solve for x
    x = 165,465,171,649,021.38/18,190,190.60
  6. Step 6: Final answer
    x = 9,096,395.71

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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.