Home / 11,911,466.42-17,867,432.91-3,392,021.78

Finding the Fourth Proportional to 11,911,466.42, 17,867,432.91 and 3,392,021.78

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Solution

The fourth proportional to 11,911,466.42, 17,867,432.91 and 3,392,021.78 is: 5,088,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,911,466.42 : 17,867,432.91 = 3,392,021.78 : x
  2. Step 2: Convert to fraction form
    11,911,466.42/17,867,432.91 = 3,392,021.78/x
  3. Step 3: Cross multiply
    11,911,466.42x = 17,867,432.91 × 3,392,021.78
  4. Step 4: Simplify right side
    11,911,466.42x = 60,606,721,583,408.77
  5. Step 5: Solve for x
    x = 60,606,721,583,408.77/11,911,466.42
  6. Step 6: Final answer
    x = 5,088,099.10

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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.