Home / 8,589,065.70-12,883,598.55-2,605,433.70

Finding the Fourth Proportional to 8,589,065.70, 12,883,598.55 and 2,605,433.70

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Solution

The fourth proportional to 8,589,065.70, 12,883,598.55 and 2,605,433.70 is: 3,908,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589,065.70 : 12,883,598.55 = 2,605,433.70 : x
  2. Step 2: Convert to fraction form
    8,589,065.70/12,883,598.55 = 2,605,433.70/x
  3. Step 3: Cross multiply
    8,589,065.70x = 12,883,598.55 × 2,605,433.70
  4. Step 4: Simplify right side
    8,589,065.70x = 33,567,361,839,441.14
  5. Step 5: Solve for x
    x = 33,567,361,839,441.14/8,589,065.70
  6. Step 6: Final answer
    x = 3,908,150.55

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Similar ratio
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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.