Home / 7,147,932.46-9,864,222.97-3,884,747.35

Finding the Fourth Proportional to 7,147,932.46, 9,864,222.97 and 3,884,747.35

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Solution

The fourth proportional to 7,147,932.46, 9,864,222.97 and 3,884,747.35 is: 5,360,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147,932.46 : 9,864,222.97 = 3,884,747.35 : x
  2. Step 2: Convert to fraction form
    7,147,932.46/9,864,222.97 = 3,884,747.35/x
  3. Step 3: Cross multiply
    7,147,932.46x = 9,864,222.97 × 3,884,747.35
  4. Step 4: Simplify right side
    7,147,932.46x = 38,320,014,042,516.63
  5. Step 5: Solve for x
    x = 38,320,014,042,516.63/7,147,932.46
  6. Step 6: Final answer
    x = 5,360,992.74

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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.