Home / 6,768,000.20-10,152,000.30-6,453,072.20

Finding the Fourth Proportional to 6,768,000.20, 10,152,000.30 and 6,453,072.20

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Solution

The fourth proportional to 6,768,000.20, 10,152,000.30 and 6,453,072.20 is: 9,679,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,000.20 : 10,152,000.30 = 6,453,072.20 : x
  2. Step 2: Convert to fraction form
    6,768,000.20/10,152,000.30 = 6,453,072.20/x
  3. Step 3: Cross multiply
    6,768,000.20x = 10,152,000.30 × 6,453,072.20
  4. Step 4: Simplify right side
    6,768,000.20x = 65,511,590,910,321.66
  5. Step 5: Solve for x
    x = 65,511,590,910,321.66/6,768,000.20
  6. Step 6: Final answer
    x = 9,679,608.30

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Double scale
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Similar ratio
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1.5x scale

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.