Home / 9,400,048.65-12,972,100.04-5,917,691.38

Finding the Fourth Proportional to 9,400,048.65, 12,972,100.04 and 5,917,691.38

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Solution

The fourth proportional to 9,400,048.65, 12,972,100.04 and 5,917,691.38 is: 8,166,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400,048.65 : 12,972,100.04 = 5,917,691.38 : x
  2. Step 2: Convert to fraction form
    9,400,048.65/12,972,100.04 = 5,917,691.38/x
  3. Step 3: Cross multiply
    9,400,048.65x = 12,972,100.04 × 5,917,691.38
  4. Step 4: Simplify right side
    9,400,048.65x = 76,764,884,587,205.66
  5. Step 5: Solve for x
    x = 76,764,884,587,205.66/9,400,048.65
  6. Step 6: Final answer
    x = 8,166,434.82

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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.