Home / 39,366,015.12-54,325,020.67-21,961,322.37

Finding the Fourth Proportional to 39,366,015.12, 54,325,020.67 and 21,961,322.37

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Solution

The fourth proportional to 39,366,015.12, 54,325,020.67 and 21,961,322.37 is: 30,306,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,015.12 : 54,325,020.67 = 21,961,322.37 : x
  2. Step 2: Convert to fraction form
    39,366,015.12/54,325,020.67 = 21,961,322.37/x
  3. Step 3: Cross multiply
    39,366,015.12x = 54,325,020.67 × 21,961,322.37
  4. Step 4: Simplify right side
    39,366,015.12x = 1,193,049,291,635,880
  5. Step 5: Solve for x
    x = 1,193,049,291,635,880/39,366,015.12
  6. Step 6: Final answer
    x = 30,306,580.13

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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.