Home / 8,262,805.20-12,396,176.10-3,999,467.40

Finding the Fourth Proportional to 8,262,805.20, 12,396,176.10 and 3,999,467.40

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Solution

The fourth proportional to 8,262,805.20, 12,396,176.10 and 3,999,467.40 is: 6,000,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,805.20 : 12,396,176.10 = 3,999,467.40 : x
  2. Step 2: Convert to fraction form
    8,262,805.20/12,396,176.10 = 3,999,467.40/x
  3. Step 3: Cross multiply
    8,262,805.20x = 12,396,176.10 × 3,999,467.40
  4. Step 4: Simplify right side
    8,262,805.20x = 49,578,102,196,609.14
  5. Step 5: Solve for x
    x = 49,578,102,196,609.14/8,262,805.20
  6. Step 6: Final answer
    x = 6,000,153.82

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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.