Home / 36,210,318.99-49,968,719.11-20,530,398.32

Finding the Fourth Proportional to 36,210,318.99, 49,968,719.11 and 20,530,398.32

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Solution

The fourth proportional to 36,210,318.99, 49,968,719.11 and 20,530,398.32 is: 28,331,087.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210,318.99 : 49,968,719.11 = 20,530,398.32 : x
  2. Step 2: Convert to fraction form
    36,210,318.99/49,968,719.11 = 20,530,398.32/x
  3. Step 3: Cross multiply
    36,210,318.99x = 49,968,719.11 × 20,530,398.32
  4. Step 4: Simplify right side
    36,210,318.99x = 1,025,877,707,019,080.75
  5. Step 5: Solve for x
    x = 1,025,877,707,019,080.75/36,210,318.99
  6. Step 6: Final answer
    x = 28,331,087.26

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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.