Home / 8,555,531.40-12,833,297.10-5,370,481.80

Finding the Fourth Proportional to 8,555,531.40, 12,833,297.10 and 5,370,481.80

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Solution

The fourth proportional to 8,555,531.40, 12,833,297.10 and 5,370,481.80 is: 8,055,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,531.40 : 12,833,297.10 = 5,370,481.80 : x
  2. Step 2: Convert to fraction form
    8,555,531.40/12,833,297.10 = 5,370,481.80/x
  3. Step 3: Cross multiply
    8,555,531.40x = 12,833,297.10 × 5,370,481.80
  4. Step 4: Simplify right side
    8,555,531.40x = 68,920,988,509,542.77
  5. Step 5: Solve for x
    x = 68,920,988,509,542.77/8,555,531.40
  6. Step 6: Final answer
    x = 8,055,722.70

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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.