Home / 26,571,861.60-39,857,792.40-7,405,576.80

Finding the Fourth Proportional to 26,571,861.60, 39,857,792.40 and 7,405,576.80

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Solution

The fourth proportional to 26,571,861.60, 39,857,792.40 and 7,405,576.80 is: 11,108,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571,861.60 : 39,857,792.40 = 7,405,576.80 : x
  2. Step 2: Convert to fraction form
    26,571,861.60/39,857,792.40 = 7,405,576.80/x
  3. Step 3: Cross multiply
    26,571,861.60x = 39,857,792.40 × 7,405,576.80
  4. Step 4: Simplify right side
    26,571,861.60x = 295,169,942,696,656.31
  5. Step 5: Solve for x
    x = 295,169,942,696,656.31/26,571,861.60
  6. Step 6: Final answer
    x = 11,108,365.20

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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.