Home / 8,311,152.62-12,474,392.43-4,215,348.30

Finding the Fourth Proportional to 8,311,152.62, 12,474,392.43 and 4,215,348.30

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Solution

The fourth proportional to 8,311,152.62, 12,474,392.43 and 4,215,348.30 is: 6,326,909.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,152.62 : 12,474,392.43 = 4,215,348.30 : x
  2. Step 2: Convert to fraction form
    8,311,152.62/12,474,392.43 = 4,215,348.30/x
  3. Step 3: Cross multiply
    8,311,152.62x = 12,474,392.43 × 4,215,348.30
  4. Step 4: Simplify right side
    8,311,152.62x = 52,583,908,923,333.37
  5. Step 5: Solve for x
    x = 52,583,908,923,333.37/8,311,152.62
  6. Step 6: Final answer
    x = 6,326,909.31

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1.5x scale

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.