Home / 8,990,134.62-13,482,391.05-3,005,102.94

Finding the Fourth Proportional to 8,990,134.62, 13,482,391.05 and 3,005,102.94

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Solution

The fourth proportional to 8,990,134.62, 13,482,391.05 and 3,005,102.94 is: 4,506,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,134.62 : 13,482,391.05 = 3,005,102.94 : x
  2. Step 2: Convert to fraction form
    8,990,134.62/13,482,391.05 = 3,005,102.94/x
  3. Step 3: Cross multiply
    8,990,134.62x = 13,482,391.05 × 3,005,102.94
  4. Step 4: Simplify right side
    8,990,134.62x = 40,515,972,982,584.69
  5. Step 5: Solve for x
    x = 40,515,972,982,584.69/8,990,134.62
  6. Step 6: Final answer
    x = 4,506,714.83

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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.