Home / 91,884,661.36-126,800,844.72-50,068,733.68

Finding the Fourth Proportional to 91,884,661.36, 126,800,844.72 and 50,068,733.68

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Solution

The fourth proportional to 91,884,661.36, 126,800,844.72 and 50,068,733.68 is: 69,094,859.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,884,661.36 : 126,800,844.72 = 50,068,733.68 : x
  2. Step 2: Convert to fraction form
    91,884,661.36/126,800,844.72 = 50,068,733.68/x
  3. Step 3: Cross multiply
    91,884,661.36x = 126,800,844.72 × 50,068,733.68
  4. Step 4: Simplify right side
    91,884,661.36x = 6,348,757,724,684,714
  5. Step 5: Solve for x
    x = 6,348,757,724,684,714/91,884,661.36
  6. Step 6: Final answer
    x = 69,094,859.04

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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.