Home / 15,246,739.91-21,040,516.92-9,053,023.47

Finding the Fourth Proportional to 15,246,739.91, 21,040,516.92 and 9,053,023.47

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Solution

The fourth proportional to 15,246,739.91, 21,040,516.92 and 9,053,023.47 is: 12,493,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246,739.91 : 21,040,516.92 = 9,053,023.47 : x
  2. Step 2: Convert to fraction form
    15,246,739.91/21,040,516.92 = 9,053,023.47/x
  3. Step 3: Cross multiply
    15,246,739.91x = 21,040,516.92 × 9,053,023.47
  4. Step 4: Simplify right side
    15,246,739.91x = 190,480,293,497,692.16
  5. Step 5: Solve for x
    x = 190,480,293,497,692.16/15,246,739.91
  6. Step 6: Final answer
    x = 12,493,181.80

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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.