Home / 7,040,461.99-9,714,172.30-3,984,676.15

Finding the Fourth Proportional to 7,040,461.99, 9,714,172.30 and 3,984,676.15

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Solution

The fourth proportional to 7,040,461.99, 9,714,172.30 and 3,984,676.15 is: 5,497,910.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040,461.99 : 9,714,172.30 = 3,984,676.15 : x
  2. Step 2: Convert to fraction form
    7,040,461.99/9,714,172.30 = 3,984,676.15/x
  3. Step 3: Cross multiply
    7,040,461.99x = 9,714,172.30 × 3,984,676.15
  4. Step 4: Simplify right side
    7,040,461.99x = 38,707,830,680,800.65
  5. Step 5: Solve for x
    x = 38,707,830,680,800.65/7,040,461.99
  6. Step 6: Final answer
    x = 5,497,910.61

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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.