Home / 9,021,454.20-12,449,768.31-4,891,624.65

Finding the Fourth Proportional to 9,021,454.20, 12,449,768.31 and 4,891,624.65

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Solution

The fourth proportional to 9,021,454.20, 12,449,768.31 and 4,891,624.65 is: 6,750,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,454.20 : 12,449,768.31 = 4,891,624.65 : x
  2. Step 2: Convert to fraction form
    9,021,454.20/12,449,768.31 = 4,891,624.65/x
  3. Step 3: Cross multiply
    9,021,454.20x = 12,449,768.31 × 4,891,624.65
  4. Step 4: Simplify right side
    9,021,454.20x = 60,899,593,551,984.85
  5. Step 5: Solve for x
    x = 60,899,593,551,984.85/9,021,454.20
  6. Step 6: Final answer
    x = 6,750,529.59

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1.5x scale

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.