Home / 8,057,907.80-12,086,861.70-6,463,584.80

Finding the Fourth Proportional to 8,057,907.80, 12,086,861.70 and 6,463,584.80

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Solution

The fourth proportional to 8,057,907.80, 12,086,861.70 and 6,463,584.80 is: 9,695,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057,907.80 : 12,086,861.70 = 6,463,584.80 : x
  2. Step 2: Convert to fraction form
    8,057,907.80/12,086,861.70 = 6,463,584.80/x
  3. Step 3: Cross multiply
    8,057,907.80x = 12,086,861.70 × 6,463,584.80
  4. Step 4: Simplify right side
    8,057,907.80x = 78,124,455,563,822.16
  5. Step 5: Solve for x
    x = 78,124,455,563,822.16/8,057,907.80
  6. Step 6: Final answer
    x = 9,695,377.20

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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.