Home / 11,876,456.60-16,389,700.62-6,443,948.60

Finding the Fourth Proportional to 11,876,456.60, 16,389,700.62 and 6,443,948.60

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Solution

The fourth proportional to 11,876,456.60, 16,389,700.62 and 6,443,948.60 is: 8,892,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876,456.60 : 16,389,700.62 = 6,443,948.60 : x
  2. Step 2: Convert to fraction form
    11,876,456.60/16,389,700.62 = 6,443,948.60/x
  3. Step 3: Cross multiply
    11,876,456.60x = 16,389,700.62 × 6,443,948.60
  4. Step 4: Simplify right side
    11,876,456.60x = 105,614,388,364,668.12
  5. Step 5: Solve for x
    x = 105,614,388,364,668.12/11,876,456.60
  6. Step 6: Final answer
    x = 8,892,752.44

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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.