Home / 33,020,372.40-45,568,257.06-18,335,993.64

Finding the Fourth Proportional to 33,020,372.40, 45,568,257.06 and 18,335,993.64

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Solution

The fourth proportional to 33,020,372.40, 45,568,257.06 and 18,335,993.64 is: 25,303,750.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,020,372.40 : 45,568,257.06 = 18,335,993.64 : x
  2. Step 2: Convert to fraction form
    33,020,372.40/45,568,257.06 = 18,335,993.64/x
  3. Step 3: Cross multiply
    33,020,372.40x = 45,568,257.06 × 18,335,993.64
  4. Step 4: Simplify right side
    33,020,372.40x = 835,539,271,638,045.12
  5. Step 5: Solve for x
    x = 835,539,271,638,045.12/33,020,372.40
  6. Step 6: Final answer
    x = 25,303,750.71

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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.