Home / 17,867,323.88-26,787,919.69-5,729,878.47

Finding the Fourth Proportional to 17,867,323.88, 26,787,919.69 and 5,729,878.47

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Solution

The fourth proportional to 17,867,323.88, 26,787,919.69 and 5,729,878.47 is: 8,590,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867,323.88 : 26,787,919.69 = 5,729,878.47 : x
  2. Step 2: Convert to fraction form
    17,867,323.88/26,787,919.69 = 5,729,878.47/x
  3. Step 3: Cross multiply
    17,867,323.88x = 26,787,919.69 × 5,729,878.47
  4. Step 4: Simplify right side
    17,867,323.88x = 153,491,524,395,437.12
  5. Step 5: Solve for x
    x = 153,491,524,395,437.12/17,867,323.88
  6. Step 6: Final answer
    x = 8,590,627.53

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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.