Home / 5,727,288.66-7,903,455.96-3,148,949.31

Finding the Fourth Proportional to 5,727,288.66, 7,903,455.96 and 3,148,949.31

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Solution

The fourth proportional to 5,727,288.66, 7,903,455.96 and 3,148,949.31 is: 4,345,438.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727,288.66 : 7,903,455.96 = 3,148,949.31 : x
  2. Step 2: Convert to fraction form
    5,727,288.66/7,903,455.96 = 3,148,949.31/x
  3. Step 3: Cross multiply
    5,727,288.66x = 7,903,455.96 × 3,148,949.31
  4. Step 4: Simplify right side
    5,727,288.66x = 24,887,582,191,857.39
  5. Step 5: Solve for x
    x = 24,887,582,191,857.39/5,727,288.66
  6. Step 6: Final answer
    x = 4,345,438.77

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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.