Home / 8,855,511.50-13,253,271.10-5,445,960.68

Finding the Fourth Proportional to 8,855,511.50, 13,253,271.10 and 5,445,960.68

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Solution

The fourth proportional to 8,855,511.50, 13,253,271.10 and 5,445,960.68 is: 8,150,493.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855,511.50 : 13,253,271.10 = 5,445,960.68 : x
  2. Step 2: Convert to fraction form
    8,855,511.50/13,253,271.10 = 5,445,960.68/x
  3. Step 3: Cross multiply
    8,855,511.50x = 13,253,271.10 × 5,445,960.68
  4. Step 4: Simplify right side
    8,855,511.50x = 72,176,793,311,498.62
  5. Step 5: Solve for x
    x = 72,176,793,311,498.62/8,855,511.50
  6. Step 6: Final answer
    x = 8,150,493.99

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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.