Home / 7,691,821.39-10,617,981.88-4,792,644.66

Finding the Fourth Proportional to 7,691,821.39, 10,617,981.88 and 4,792,644.66

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Solution

The fourth proportional to 7,691,821.39, 10,617,981.88 and 4,792,644.66 is: 6,615,886.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,821.39 : 10,617,981.88 = 4,792,644.66 : x
  2. Step 2: Convert to fraction form
    7,691,821.39/10,617,981.88 = 4,792,644.66/x
  3. Step 3: Cross multiply
    7,691,821.39x = 10,617,981.88 × 4,792,644.66
  4. Step 4: Simplify right side
    7,691,821.39x = 50,888,214,145,177.15
  5. Step 5: Solve for x
    x = 50,888,214,145,177.15/7,691,821.39
  6. Step 6: Final answer
    x = 6,615,886.09

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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.