Home / 7,869,891.15-10,860,163.04-4,385,049.84

Finding the Fourth Proportional to 7,869,891.15, 10,860,163.04 and 4,385,049.84

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Solution

The fourth proportional to 7,869,891.15, 10,860,163.04 and 4,385,049.84 is: 6,051,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869,891.15 : 10,860,163.04 = 4,385,049.84 : x
  2. Step 2: Convert to fraction form
    7,869,891.15/10,860,163.04 = 4,385,049.84/x
  3. Step 3: Cross multiply
    7,869,891.15x = 10,860,163.04 × 4,385,049.84
  4. Step 4: Simplify right side
    7,869,891.15x = 47,622,356,211,888.54
  5. Step 5: Solve for x
    x = 47,622,356,211,888.54/7,869,891.15
  6. Step 6: Final answer
    x = 6,051,209.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.