Home / 5,920,120.80-8,874,738-2,132,677.44

Finding the Fourth Proportional to 5,920,120.80, 8,874,738 and 2,132,677.44

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Solution

The fourth proportional to 5,920,120.80, 8,874,738 and 2,132,677.44 is: 3,197,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,120.80 : 8,874,738 = 2,132,677.44 : x
  2. Step 2: Convert to fraction form
    5,920,120.80/8,874,738 = 2,132,677.44/x
  3. Step 3: Cross multiply
    5,920,120.80x = 8,874,738 × 2,132,677.44
  4. Step 4: Simplify right side
    5,920,120.80x = 18,926,953,518,510.72
  5. Step 5: Solve for x
    x = 18,926,953,518,510.72/5,920,120.80
  6. Step 6: Final answer
    x = 3,197,055.29

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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.