Home / 12,016,632.32-18,027,783.86-3,929,576.54

Finding the Fourth Proportional to 12,016,632.32, 18,027,783.86 and 3,929,576.54

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Solution

The fourth proportional to 12,016,632.32, 18,027,783.86 and 3,929,576.54 is: 5,895,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,632.32 : 18,027,783.86 = 3,929,576.54 : x
  2. Step 2: Convert to fraction form
    12,016,632.32/18,027,783.86 = 3,929,576.54/x
  3. Step 3: Cross multiply
    12,016,632.32x = 18,027,783.86 × 3,929,576.54
  4. Step 4: Simplify right side
    12,016,632.32x = 70,841,556,524,446.64
  5. Step 5: Solve for x
    x = 70,841,556,524,446.64/12,016,632.32
  6. Step 6: Final answer
    x = 5,895,292.01

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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.