Home / 7,259,447.72-10,888,341.42-1,941,078.44

Finding the Fourth Proportional to 7,259,447.72, 10,888,341.42 and 1,941,078.44

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Solution

The fourth proportional to 7,259,447.72, 10,888,341.42 and 1,941,078.44 is: 2,911,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259,447.72 : 10,888,341.42 = 1,941,078.44 : x
  2. Step 2: Convert to fraction form
    7,259,447.72/10,888,341.42 = 1,941,078.44/x
  3. Step 3: Cross multiply
    7,259,447.72x = 10,888,341.42 × 1,941,078.44
  4. Step 4: Simplify right side
    7,259,447.72x = 21,135,124,777,720.98
  5. Step 5: Solve for x
    x = 21,135,124,777,720.98/7,259,447.72
  6. Step 6: Final answer
    x = 2,911,395.69

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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.