Home / 36,210,318.87-49,968,718.94-20,530,398.20

Finding the Fourth Proportional to 36,210,318.87, 49,968,718.94 and 20,530,398.20

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Solution

The fourth proportional to 36,210,318.87, 49,968,718.94 and 20,530,398.20 is: 28,331,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210,318.87 : 49,968,718.94 = 20,530,398.20 : x
  2. Step 2: Convert to fraction form
    36,210,318.87/49,968,718.94 = 20,530,398.20/x
  3. Step 3: Cross multiply
    36,210,318.87x = 49,968,718.94 × 20,530,398.20
  4. Step 4: Simplify right side
    36,210,318.87x = 1,025,877,697,382,081.88
  5. Step 5: Solve for x
    x = 1,025,877,697,382,081.88/36,210,318.87
  6. Step 6: Final answer
    x = 28,331,087.09

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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.