Home / 36,781,718.49-50,751,005.63-21,310,861.05

Finding the Fourth Proportional to 36,781,718.49, 50,751,005.63 and 21,310,861.05

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Solution

The fourth proportional to 36,781,718.49, 50,751,005.63 and 21,310,861.05 is: 29,404,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781,718.49 : 50,751,005.63 = 21,310,861.05 : x
  2. Step 2: Convert to fraction form
    36,781,718.49/50,751,005.63 = 21,310,861.05/x
  3. Step 3: Cross multiply
    36,781,718.49x = 50,751,005.63 × 21,310,861.05
  4. Step 4: Simplify right side
    36,781,718.49x = 1,081,547,629,022,143.50
  5. Step 5: Solve for x
    x = 1,081,547,629,022,143.50/36,781,718.49
  6. Step 6: Final answer
    x = 29,404,488.79

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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.