Home / 8,990,135.37-13,482,392.18-3,005,103.69

Finding the Fourth Proportional to 8,990,135.37, 13,482,392.18 and 3,005,103.69

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Solution

The fourth proportional to 8,990,135.37, 13,482,392.18 and 3,005,103.69 is: 4,506,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,135.37 : 13,482,392.18 = 3,005,103.69 : x
  2. Step 2: Convert to fraction form
    8,990,135.37/13,482,392.18 = 3,005,103.69/x
  3. Step 3: Cross multiply
    8,990,135.37x = 13,482,392.18 × 3,005,103.69
  4. Step 4: Simplify right side
    8,990,135.37x = 40,515,986,475,119.62
  5. Step 5: Solve for x
    x = 40,515,986,475,119.62/8,990,135.37
  6. Step 6: Final answer
    x = 4,506,715.95

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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.