Home / 7,691,822.69-10,617,983.67-4,792,645.96

Finding the Fourth Proportional to 7,691,822.69, 10,617,983.67 and 4,792,645.96

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Solution

The fourth proportional to 7,691,822.69, 10,617,983.67 and 4,792,645.96 is: 6,615,887.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,822.69 : 10,617,983.67 = 4,792,645.96 : x
  2. Step 2: Convert to fraction form
    7,691,822.69/10,617,983.67 = 4,792,645.96/x
  3. Step 3: Cross multiply
    7,691,822.69x = 10,617,983.67 × 4,792,645.96
  4. Step 4: Simplify right side
    7,691,822.69x = 50,888,236,530,798.93
  5. Step 5: Solve for x
    x = 50,888,236,530,798.93/7,691,822.69
  6. Step 6: Final answer
    x = 6,615,887.89

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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.