Home / 5,728,394.43-7,905,225.37-3,114,879.80

Finding the Fourth Proportional to 5,728,394.43, 7,905,225.37 and 3,114,879.80

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Solution

The fourth proportional to 5,728,394.43, 7,905,225.37 and 3,114,879.80 is: 4,298,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,394.43 : 7,905,225.37 = 3,114,879.80 : x
  2. Step 2: Convert to fraction form
    5,728,394.43/7,905,225.37 = 3,114,879.80/x
  3. Step 3: Cross multiply
    5,728,394.43x = 7,905,225.37 × 3,114,879.80
  4. Step 4: Simplify right side
    5,728,394.43x = 24,623,826,814,705.46
  5. Step 5: Solve for x
    x = 24,623,826,814,705.46/5,728,394.43
  6. Step 6: Final answer
    x = 4,298,556.44

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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.