Home / 15,368,429.70-23,079,216.60-8,193,976.20

Finding the Fourth Proportional to 15,368,429.70, 23,079,216.60 and 8,193,976.20

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Solution

The fourth proportional to 15,368,429.70, 23,079,216.60 and 8,193,976.20 is: 12,305,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368,429.70 : 23,079,216.60 = 8,193,976.20 : x
  2. Step 2: Convert to fraction form
    15,368,429.70/23,079,216.60 = 8,193,976.20/x
  3. Step 3: Cross multiply
    15,368,429.70x = 23,079,216.60 × 8,193,976.20
  4. Step 4: Simplify right side
    15,368,429.70x = 189,110,551,535,044.94
  5. Step 5: Solve for x
    x = 189,110,551,535,044.94/15,368,429.70
  6. Step 6: Final answer
    x = 12,305,131.70

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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.