Home / 8,167,205.80-11,269,482.06-4,728,782.62

Finding the Fourth Proportional to 8,167,205.80, 11,269,482.06 and 4,728,782.62

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Solution

The fourth proportional to 8,167,205.80, 11,269,482.06 and 4,728,782.62 is: 6,524,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167,205.80 : 11,269,482.06 = 4,728,782.62 : x
  2. Step 2: Convert to fraction form
    8,167,205.80/11,269,482.06 = 4,728,782.62/x
  3. Step 3: Cross multiply
    8,167,205.80x = 11,269,482.06 × 4,728,782.62
  4. Step 4: Simplify right side
    8,167,205.80x = 53,290,930,901,729.80
  5. Step 5: Solve for x
    x = 53,290,930,901,729.80/8,167,205.80
  6. Step 6: Final answer
    x = 6,524,989.35

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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.