Home / 7,807,537.72-10,774,738.55-4,322,876.21

Finding the Fourth Proportional to 7,807,537.72, 10,774,738.55 and 4,322,876.21

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Solution

The fourth proportional to 7,807,537.72, 10,774,738.55 and 4,322,876.21 is: 5,965,755.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,537.72 : 10,774,738.55 = 4,322,876.21 : x
  2. Step 2: Convert to fraction form
    7,807,537.72/10,774,738.55 = 4,322,876.21/x
  3. Step 3: Cross multiply
    7,807,537.72x = 10,774,738.55 × 4,322,876.21
  4. Step 4: Simplify right side
    7,807,537.72x = 46,577,860,946,764.90
  5. Step 5: Solve for x
    x = 46,577,860,946,764.90/7,807,537.72
  6. Step 6: Final answer
    x = 5,965,755.48

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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.