Home / 27,606,421.60-41,409,243.60-12,460,328.80

Finding the Fourth Proportional to 27,606,421.60, 41,409,243.60 and 12,460,328.80

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Solution

The fourth proportional to 27,606,421.60, 41,409,243.60 and 12,460,328.80 is: 18,690,317.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,606,421.60 : 41,409,243.60 = 12,460,328.80 : x
  2. Step 2: Convert to fraction form
    27,606,421.60/41,409,243.60 = 12,460,328.80/x
  3. Step 3: Cross multiply
    27,606,421.60x = 41,409,243.60 × 12,460,328.80
  4. Step 4: Simplify right side
    27,606,421.60x = 515,972,790,615,295.75
  5. Step 5: Solve for x
    x = 515,972,790,615,295.75/27,606,421.60
  6. Step 6: Final answer
    x = 18,690,317.71

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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.