Home / 8,045,181.70-12,067,772.55-6,450,858.70

Finding the Fourth Proportional to 8,045,181.70, 12,067,772.55 and 6,450,858.70

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Solution

The fourth proportional to 8,045,181.70, 12,067,772.55 and 6,450,858.70 is: 9,676,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,181.70 : 12,067,772.55 = 6,450,858.70 : x
  2. Step 2: Convert to fraction form
    8,045,181.70/12,067,772.55 = 6,450,858.70/x
  3. Step 3: Cross multiply
    8,045,181.70x = 12,067,772.55 × 6,450,858.70
  4. Step 4: Simplify right side
    8,045,181.70x = 77,847,495,543,788.69
  5. Step 5: Solve for x
    x = 77,847,495,543,788.69/8,045,181.70
  6. Step 6: Final answer
    x = 9,676,288.05

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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.