Home / 7,691,815.69-11,534,357.54-3,649,456.33

Finding the Fourth Proportional to 7,691,815.69, 11,534,357.54 and 3,649,456.33

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Solution

The fourth proportional to 7,691,815.69, 11,534,357.54 and 3,649,456.33 is: 5,472,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,815.69 : 11,534,357.54 = 3,649,456.33 : x
  2. Step 2: Convert to fraction form
    7,691,815.69/11,534,357.54 = 3,649,456.33/x
  3. Step 3: Cross multiply
    7,691,815.69x = 11,534,357.54 × 3,649,456.33
  4. Step 4: Simplify right side
    7,691,815.69x = 42,094,134,118,588.95
  5. Step 5: Solve for x
    x = 42,094,134,118,588.95/7,691,815.69
  6. Step 6: Final answer
    x = 5,472,587.46

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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.