Home / 8,372,223.80-12,558,335.70-8,230,506.20

Finding the Fourth Proportional to 8,372,223.80, 12,558,335.70 and 8,230,506.20

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Solution

The fourth proportional to 8,372,223.80, 12,558,335.70 and 8,230,506.20 is: 12,345,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,223.80 : 12,558,335.70 = 8,230,506.20 : x
  2. Step 2: Convert to fraction form
    8,372,223.80/12,558,335.70 = 8,230,506.20/x
  3. Step 3: Cross multiply
    8,372,223.80x = 12,558,335.70 × 8,230,506.20
  4. Step 4: Simplify right side
    8,372,223.80x = 103,361,459,840,531.34
  5. Step 5: Solve for x
    x = 103,361,459,840,531.34/8,372,223.80
  6. Step 6: Final answer
    x = 12,345,759.30

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Similar ratio
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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.