Home / 10,892,590.20-16,338,885.30-7,491,367.80

Finding the Fourth Proportional to 10,892,590.20, 16,338,885.30 and 7,491,367.80

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Solution

The fourth proportional to 10,892,590.20, 16,338,885.30 and 7,491,367.80 is: 11,237,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892,590.20 : 16,338,885.30 = 7,491,367.80 : x
  2. Step 2: Convert to fraction form
    10,892,590.20/16,338,885.30 = 7,491,367.80/x
  3. Step 3: Cross multiply
    10,892,590.20x = 16,338,885.30 × 7,491,367.80
  4. Step 4: Simplify right side
    10,892,590.20x = 122,400,599,224,313.34
  5. Step 5: Solve for x
    x = 122,400,599,224,313.34/10,892,590.20
  6. Step 6: Final answer
    x = 11,237,051.70

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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.