Home / 27,524,869.70-37,985,414.60-15,135,978.83

Finding the Fourth Proportional to 27,524,869.70, 37,985,414.60 and 15,135,978.83

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Solution

The fourth proportional to 27,524,869.70, 37,985,414.60 and 15,135,978.83 is: 20,888,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,524,869.70 : 37,985,414.60 = 15,135,978.83 : x
  2. Step 2: Convert to fraction form
    27,524,869.70/37,985,414.60 = 15,135,978.83/x
  3. Step 3: Cross multiply
    27,524,869.70x = 37,985,414.60 × 15,135,978.83
  4. Step 4: Simplify right side
    27,524,869.70x = 574,946,431,082,285.75
  5. Step 5: Solve for x
    x = 574,946,431,082,285.75/27,524,869.70
  6. Step 6: Final answer
    x = 20,888,252.60

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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.