Home / 9,387,629.52-12,954,480.72-5,765,257.68

Finding the Fourth Proportional to 9,387,629.52, 12,954,480.72 and 5,765,257.68

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Solution

The fourth proportional to 9,387,629.52, 12,954,480.72 and 5,765,257.68 is: 7,955,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,629.52 : 12,954,480.72 = 5,765,257.68 : x
  2. Step 2: Convert to fraction form
    9,387,629.52/12,954,480.72 = 5,765,257.68/x
  3. Step 3: Cross multiply
    9,387,629.52x = 12,954,480.72 × 5,765,257.68
  4. Step 4: Simplify right side
    9,387,629.52x = 74,685,919,461,391.92
  5. Step 5: Solve for x
    x = 74,685,919,461,391.92/9,387,629.52
  6. Step 6: Final answer
    x = 7,955,780.46

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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.