Home / 36,210,319.30-49,968,719.54-20,530,398.64

Finding the Fourth Proportional to 36,210,319.30, 49,968,719.54 and 20,530,398.64

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Solution

The fourth proportional to 36,210,319.30, 49,968,719.54 and 20,530,398.64 is: 28,331,087.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210,319.30 : 49,968,719.54 = 20,530,398.64 : x
  2. Step 2: Convert to fraction form
    36,210,319.30/49,968,719.54 = 20,530,398.64/x
  3. Step 3: Cross multiply
    36,210,319.30x = 49,968,719.54 × 20,530,398.64
  4. Step 4: Simplify right side
    36,210,319.30x = 1,025,877,731,488,039.88
  5. Step 5: Solve for x
    x = 1,025,877,731,488,039.88/36,210,319.30
  6. Step 6: Final answer
    x = 28,331,087.69

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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.