Home / 5,189,827.37-7,161,933.27-2,866,879.70

Finding the Fourth Proportional to 5,189,827.37, 7,161,933.27 and 2,866,879.70

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Solution

The fourth proportional to 5,189,827.37, 7,161,933.27 and 2,866,879.70 is: 3,956,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,827.37 : 7,161,933.27 = 2,866,879.70 : x
  2. Step 2: Convert to fraction form
    5,189,827.37/7,161,933.27 = 2,866,879.70/x
  3. Step 3: Cross multiply
    5,189,827.37x = 7,161,933.27 × 2,866,879.70
  4. Step 4: Simplify right side
    5,189,827.37x = 20,532,401,060,980.34
  5. Step 5: Solve for x
    x = 20,532,401,060,980.34/5,189,827.37
  6. Step 6: Final answer
    x = 3,956,278.23

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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.