Home / 12,115,373.39-16,719,322.05-6,608,772.71

Finding the Fourth Proportional to 12,115,373.39, 16,719,322.05 and 6,608,772.71

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Solution

The fourth proportional to 12,115,373.39, 16,719,322.05 and 6,608,772.71 is: 9,120,164.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,373.39 : 16,719,322.05 = 6,608,772.71 : x
  2. Step 2: Convert to fraction form
    12,115,373.39/16,719,322.05 = 6,608,772.71/x
  3. Step 3: Cross multiply
    12,115,373.39x = 16,719,322.05 × 6,608,772.71
  4. Step 4: Simplify right side
    12,115,373.39x = 110,494,199,210,144.66
  5. Step 5: Solve for x
    x = 110,494,199,210,144.66/12,115,373.39
  6. Step 6: Final answer
    x = 9,120,164.58

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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.