Home / 18,663,898-25,756,179.60-10,079,194

Finding the Fourth Proportional to 18,663,898, 25,756,179.60 and 10,079,194

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Solution

The fourth proportional to 18,663,898, 25,756,179.60 and 10,079,194 is: 13,909,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663,898 : 25,756,179.60 = 10,079,194 : x
  2. Step 2: Convert to fraction form
    18,663,898/25,756,179.60 = 10,079,194/x
  3. Step 3: Cross multiply
    18,663,898x = 25,756,179.60 × 10,079,194
  4. Step 4: Simplify right side
    18,663,898x = 259,601,530,887,242.41
  5. Step 5: Solve for x
    x = 259,601,530,887,242.41/18,663,898
  6. Step 6: Final answer
    x = 13,909,287.91

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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.