Home / 36,679,913.74-55,016,497.16-12,416,067.28

Finding the Fourth Proportional to 36,679,913.74, 55,016,497.16 and 12,416,067.28

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Solution

The fourth proportional to 36,679,913.74, 55,016,497.16 and 12,416,067.28 is: 18,622,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679,913.74 : 55,016,497.16 = 12,416,067.28 : x
  2. Step 2: Convert to fraction form
    36,679,913.74/55,016,497.16 = 12,416,067.28/x
  3. Step 3: Cross multiply
    36,679,913.74x = 55,016,497.16 × 12,416,067.28
  4. Step 4: Simplify right side
    36,679,913.74x = 683,088,530,371,567.50
  5. Step 5: Solve for x
    x = 683,088,530,371,567.50/36,679,913.74
  6. Step 6: Final answer
    x = 18,622,959.02

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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.