Home / 37,892,885.20-56,846,339.87-11,991,705.68

Finding the Fourth Proportional to 37,892,885.20, 56,846,339.87 and 11,991,705.68

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Solution

The fourth proportional to 37,892,885.20, 56,846,339.87 and 11,991,705.68 is: 17,989,777.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,892,885.20 : 56,846,339.87 = 11,991,705.68 : x
  2. Step 2: Convert to fraction form
    37,892,885.20/56,846,339.87 = 11,991,705.68/x
  3. Step 3: Cross multiply
    37,892,885.20x = 56,846,339.87 × 11,991,705.68
  4. Step 4: Simplify right side
    37,892,885.20x = 681,684,576,788,446.75
  5. Step 5: Solve for x
    x = 681,684,576,788,446.75/37,892,885.20
  6. Step 6: Final answer
    x = 17,989,777.59

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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.