Home / 11,927,689.10-17,891,530.91-3,408,025.67

Finding the Fourth Proportional to 11,927,689.10, 17,891,530.91 and 3,408,025.67

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Solution

The fourth proportional to 11,927,689.10, 17,891,530.91 and 3,408,025.67 is: 5,112,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927,689.10 : 17,891,530.91 = 3,408,025.67 : x
  2. Step 2: Convert to fraction form
    11,927,689.10/17,891,530.91 = 3,408,025.67/x
  3. Step 3: Cross multiply
    11,927,689.10x = 17,891,530.91 × 3,408,025.67
  4. Step 4: Simplify right side
    11,927,689.10x = 60,974,796,510,380.68
  5. Step 5: Solve for x
    x = 60,974,796,510,380.68/11,927,689.10
  6. Step 6: Final answer
    x = 5,112,037.72

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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.