Home / 65,327,990.72-98,006,205.72-19,888,604.24

Finding the Fourth Proportional to 65,327,990.72, 98,006,205.72 and 19,888,604.24

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Solution

The fourth proportional to 65,327,990.72, 98,006,205.72 and 19,888,604.24 is: 29,837,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,327,990.72 : 98,006,205.72 = 19,888,604.24 : x
  2. Step 2: Convert to fraction form
    65,327,990.72/98,006,205.72 = 19,888,604.24/x
  3. Step 3: Cross multiply
    65,327,990.72x = 98,006,205.72 × 19,888,604.24
  4. Step 4: Simplify right side
    65,327,990.72x = 1,949,206,638,629,104
  5. Step 5: Solve for x
    x = 1,949,206,638,629,104/65,327,990.72
  6. Step 6: Final answer
    x = 29,837,235.42

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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.