Home / 36,219,458.10-54,331,811.55-21,811,502.10

Finding the Fourth Proportional to 36,219,458.10, 54,331,811.55 and 21,811,502.10

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Solution

The fourth proportional to 36,219,458.10, 54,331,811.55 and 21,811,502.10 is: 32,718,833.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219,458.10 : 54,331,811.55 = 21,811,502.10 : x
  2. Step 2: Convert to fraction form
    36,219,458.10/54,331,811.55 = 21,811,502.10/x
  3. Step 3: Cross multiply
    36,219,458.10x = 54,331,811.55 × 21,811,502.10
  4. Step 4: Simplify right side
    36,219,458.10x = 1,185,058,421,719,629.25
  5. Step 5: Solve for x
    x = 1,185,058,421,719,629.25/36,219,458.10
  6. Step 6: Final answer
    x = 32,718,833.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.