Home / 8,441,665.12-11,644,322.16-6,895,174.24

Finding the Fourth Proportional to 8,441,665.12, 11,644,322.16 and 6,895,174.24

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Solution

The fourth proportional to 8,441,665.12, 11,644,322.16 and 6,895,174.24 is: 9,511,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441,665.12 : 11,644,322.16 = 6,895,174.24 : x
  2. Step 2: Convert to fraction form
    8,441,665.12/11,644,322.16 = 6,895,174.24/x
  3. Step 3: Cross multiply
    8,441,665.12x = 11,644,322.16 × 6,895,174.24
  4. Step 4: Simplify right side
    8,441,665.12x = 80,289,630,199,893.16
  5. Step 5: Solve for x
    x = 80,289,630,199,893.16/8,441,665.12
  6. Step 6: Final answer
    x = 9,511,112.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.