Home / 8,153,077.72-12,229,297.35-2,761,728.12

Finding the Fourth Proportional to 8,153,077.72, 12,229,297.35 and 2,761,728.12

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Solution

The fourth proportional to 8,153,077.72, 12,229,297.35 and 2,761,728.12 is: 4,142,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153,077.72 : 12,229,297.35 = 2,761,728.12 : x
  2. Step 2: Convert to fraction form
    8,153,077.72/12,229,297.35 = 2,761,728.12/x
  3. Step 3: Cross multiply
    8,153,077.72x = 12,229,297.35 × 2,761,728.12
  4. Step 4: Simplify right side
    8,153,077.72x = 33,773,994,379,336.48
  5. Step 5: Solve for x
    x = 33,773,994,379,336.48/8,153,077.72
  6. Step 6: Final answer
    x = 4,142,484.05

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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.