Home / 5,114,222.20-7,666,019.70-2,080,286.20

Finding the Fourth Proportional to 5,114,222.20, 7,666,019.70 and 2,080,286.20

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Solution

The fourth proportional to 5,114,222.20, 7,666,019.70 and 2,080,286.20 is: 3,118,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114,222.20 : 7,666,019.70 = 2,080,286.20 : x
  2. Step 2: Convert to fraction form
    5,114,222.20/7,666,019.70 = 2,080,286.20/x
  3. Step 3: Cross multiply
    5,114,222.20x = 7,666,019.70 × 2,080,286.20
  4. Step 4: Simplify right side
    5,114,222.20x = 15,947,514,990,838.14
  5. Step 5: Solve for x
    x = 15,947,514,990,838.14/5,114,222.20
  6. Step 6: Final answer
    x = 3,118,267.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.