Home / 10,631,583.60-15,929,004.60-4,940,134.80

Finding the Fourth Proportional to 10,631,583.60, 15,929,004.60 and 4,940,134.80

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Solution

The fourth proportional to 10,631,583.60, 15,929,004.60 and 4,940,134.80 is: 7,401,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,583.60 : 15,929,004.60 = 4,940,134.80 : x
  2. Step 2: Convert to fraction form
    10,631,583.60/15,929,004.60 = 4,940,134.80/x
  3. Step 3: Cross multiply
    10,631,583.60x = 15,929,004.60 × 4,940,134.80
  4. Step 4: Simplify right side
    10,631,583.60x = 78,691,429,953,820.08
  5. Step 5: Solve for x
    x = 78,691,429,953,820.08/10,631,583.60
  6. Step 6: Final answer
    x = 7,401,665.91

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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.