Home / 10,856,729.52-14,969,629.08-8,098,628.94

Finding the Fourth Proportional to 10,856,729.52, 14,969,629.08 and 8,098,628.94

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Solution

The fourth proportional to 10,856,729.52, 14,969,629.08 and 8,098,628.94 is: 11,166,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,729.52 : 14,969,629.08 = 8,098,628.94 : x
  2. Step 2: Convert to fraction form
    10,856,729.52/14,969,629.08 = 8,098,628.94/x
  3. Step 3: Cross multiply
    10,856,729.52x = 14,969,629.08 × 8,098,628.94
  4. Step 4: Simplify right side
    10,856,729.52x = 121,233,471,288,353.58
  5. Step 5: Solve for x
    x = 121,233,471,288,353.58/10,856,729.52
  6. Step 6: Final answer
    x = 11,166,665.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.