Home / 5,709,776.24-7,879,989.52-3,131,955.24

Finding the Fourth Proportional to 5,709,776.24, 7,879,989.52 and 3,131,955.24

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Solution

The fourth proportional to 5,709,776.24, 7,879,989.52 and 3,131,955.24 is: 4,322,371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,709,776.24 : 7,879,989.52 = 3,131,955.24 : x
  2. Step 2: Convert to fraction form
    5,709,776.24/7,879,989.52 = 3,131,955.24/x
  3. Step 3: Cross multiply
    5,709,776.24x = 7,879,989.52 × 3,131,955.24
  4. Step 4: Simplify right side
    5,709,776.24x = 24,679,774,413,249.36
  5. Step 5: Solve for x
    x = 24,679,774,413,249.36/5,709,776.24
  6. Step 6: Final answer
    x = 4,322,371.56

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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.