Home / 9,777,944.89-13,493,464.77-5,427,068.77

Finding the Fourth Proportional to 9,777,944.89, 13,493,464.77 and 5,427,068.77

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Solution

The fourth proportional to 9,777,944.89, 13,493,464.77 and 5,427,068.77 is: 7,489,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777,944.89 : 13,493,464.77 = 5,427,068.77 : x
  2. Step 2: Convert to fraction form
    9,777,944.89/13,493,464.77 = 5,427,068.77/x
  3. Step 3: Cross multiply
    9,777,944.89x = 13,493,464.77 × 5,427,068.77
  4. Step 4: Simplify right side
    9,777,944.89x = 73,229,961,252,362.22
  5. Step 5: Solve for x
    x = 73,229,961,252,362.22/9,777,944.89
  6. Step 6: Final answer
    x = 7,489,299.86

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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.