Home / 8,049,002.70-12,073,504.05-7,387,653.90

Finding the Fourth Proportional to 8,049,002.70, 12,073,504.05 and 7,387,653.90

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Solution

The fourth proportional to 8,049,002.70, 12,073,504.05 and 7,387,653.90 is: 11,081,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049,002.70 : 12,073,504.05 = 7,387,653.90 : x
  2. Step 2: Convert to fraction form
    8,049,002.70/12,073,504.05 = 7,387,653.90/x
  3. Step 3: Cross multiply
    8,049,002.70x = 12,073,504.05 × 7,387,653.90
  4. Step 4: Simplify right side
    8,049,002.70x = 89,194,869,281,648.31
  5. Step 5: Solve for x
    x = 89,194,869,281,648.31/8,049,002.70
  6. Step 6: Final answer
    x = 11,081,480.85

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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.