Home / 15,143,095.99-20,897,364.32-8,267,577.85

Finding the Fourth Proportional to 15,143,095.99, 20,897,364.32 and 8,267,577.85

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Solution

The fourth proportional to 15,143,095.99, 20,897,364.32 and 8,267,577.85 is: 11,409,198.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143,095.99 : 20,897,364.32 = 8,267,577.85 : x
  2. Step 2: Convert to fraction form
    15,143,095.99/20,897,364.32 = 8,267,577.85/x
  3. Step 3: Cross multiply
    15,143,095.99x = 20,897,364.32 × 8,267,577.85
  4. Step 4: Simplify right side
    15,143,095.99x = 172,770,586,334,074.44
  5. Step 5: Solve for x
    x = 172,770,586,334,074.44/15,143,095.99
  6. Step 6: Final answer
    x = 11,409,198.39

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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.