Home / 15,415,626.22-21,268,326.97-8,795,458.81

Finding the Fourth Proportional to 15,415,626.22, 21,268,326.97 and 8,795,458.81

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Solution

The fourth proportional to 15,415,626.22, 21,268,326.97 and 8,795,458.81 is: 12,134,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,415,626.22 : 21,268,326.97 = 8,795,458.81 : x
  2. Step 2: Convert to fraction form
    15,415,626.22/21,268,326.97 = 8,795,458.81/x
  3. Step 3: Cross multiply
    15,415,626.22x = 21,268,326.97 × 8,795,458.81
  4. Step 4: Simplify right side
    15,415,626.22x = 187,064,693,841,277.19
  5. Step 5: Solve for x
    x = 187,064,693,841,277.19/15,415,626.22
  6. Step 6: Final answer
    x = 12,134,745.04

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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.