Home / 5,376,745.20-8,065,117.80-3,865,090.80

Finding the Fourth Proportional to 5,376,745.20, 8,065,117.80 and 3,865,090.80

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Solution

The fourth proportional to 5,376,745.20, 8,065,117.80 and 3,865,090.80 is: 5,797,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,745.20 : 8,065,117.80 = 3,865,090.80 : x
  2. Step 2: Convert to fraction form
    5,376,745.20/8,065,117.80 = 3,865,090.80/x
  3. Step 3: Cross multiply
    5,376,745.20x = 8,065,117.80 × 3,865,090.80
  4. Step 4: Simplify right side
    5,376,745.20x = 31,172,412,609,696.24
  5. Step 5: Solve for x
    x = 31,172,412,609,696.24/5,376,745.20
  6. Step 6: Final answer
    x = 5,797,636.20

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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.