Home / 7,401,041.50-11,103,195.21-3,144,847.90

Finding the Fourth Proportional to 7,401,041.50, 11,103,195.21 and 3,144,847.90

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Solution

The fourth proportional to 7,401,041.50, 11,103,195.21 and 3,144,847.90 is: 4,717,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,041.50 : 11,103,195.21 = 3,144,847.90 : x
  2. Step 2: Convert to fraction form
    7,401,041.50/11,103,195.21 = 3,144,847.90/x
  3. Step 3: Cross multiply
    7,401,041.50x = 11,103,195.21 × 3,144,847.90
  4. Step 4: Simplify right side
    7,401,041.50x = 34,917,860,139,458.56
  5. Step 5: Solve for x
    x = 34,917,860,139,458.56/7,401,041.50
  6. Step 6: Final answer
    x = 4,717,965.73

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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.