Home / 27,516,697.19-41,286,359.88-12,155,879.87

Finding the Fourth Proportional to 27,516,697.19, 41,286,359.88 and 12,155,879.87

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Solution

The fourth proportional to 27,516,697.19, 41,286,359.88 and 12,155,879.87 is: 18,238,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516,697.19 : 41,286,359.88 = 12,155,879.87 : x
  2. Step 2: Convert to fraction form
    27,516,697.19/41,286,359.88 = 12,155,879.87/x
  3. Step 3: Cross multiply
    27,516,697.19x = 41,286,359.88 × 12,155,879.87
  4. Step 4: Simplify right side
    27,516,697.19x = 501,872,030,970,867.62
  5. Step 5: Solve for x
    x = 501,872,030,970,867.62/27,516,697.19
  6. Step 6: Final answer
    x = 18,238,817.96

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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.