Home / 15,368,417.70-23,079,198.60-8,193,964.20

Finding the Fourth Proportional to 15,368,417.70, 23,079,198.60 and 8,193,964.20

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Solution

The fourth proportional to 15,368,417.70, 23,079,198.60 and 8,193,964.20 is: 12,305,113.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368,417.70 : 23,079,198.60 = 8,193,964.20 : x
  2. Step 2: Convert to fraction form
    15,368,417.70/23,079,198.60 = 8,193,964.20/x
  3. Step 3: Cross multiply
    15,368,417.70x = 23,079,198.60 × 8,193,964.20
  4. Step 4: Simplify right side
    15,368,417.70x = 189,110,127,093,090.12
  5. Step 5: Solve for x
    x = 189,110,127,093,090.12/15,368,417.70
  6. Step 6: Final answer
    x = 12,305,113.69

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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.