Home / 11,892,874.03-16,412,617.29-6,665,978.80

Finding the Fourth Proportional to 11,892,874.03, 16,412,617.29 and 6,665,978.80

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Solution

The fourth proportional to 11,892,874.03, 16,412,617.29 and 6,665,978.80 is: 9,199,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892,874.03 : 16,412,617.29 = 6,665,978.80 : x
  2. Step 2: Convert to fraction form
    11,892,874.03/16,412,617.29 = 6,665,978.80/x
  3. Step 3: Cross multiply
    11,892,874.03x = 16,412,617.29 × 6,665,978.80
  4. Step 4: Simplify right side
    11,892,874.03x = 109,406,158,907,653.44
  5. Step 5: Solve for x
    x = 109,406,158,907,653.44/11,892,874.03
  6. Step 6: Final answer
    x = 9,199,303.60

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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.