Home / 27,606,905.60-41,409,969.60-12,460,812.80

Finding the Fourth Proportional to 27,606,905.60, 41,409,969.60 and 12,460,812.80

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Solution

The fourth proportional to 27,606,905.60, 41,409,969.60 and 12,460,812.80 is: 18,691,043.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,606,905.60 : 41,409,969.60 = 12,460,812.80 : x
  2. Step 2: Convert to fraction form
    27,606,905.60/41,409,969.60 = 12,460,812.80/x
  3. Step 3: Cross multiply
    27,606,905.60x = 41,409,969.60 × 12,460,812.80
  4. Step 4: Simplify right side
    27,606,905.60x = 516,001,879,239,290.94
  5. Step 5: Solve for x
    x = 516,001,879,239,290.94/27,606,905.60
  6. Step 6: Final answer
    x = 18,691,043.71

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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.