Home / 8,344,073.31-12,519,706.68-4,505,133.84

Finding the Fourth Proportional to 8,344,073.31, 12,519,706.68 and 4,505,133.84

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Solution

The fourth proportional to 8,344,073.31, 12,519,706.68 and 4,505,133.84 is: 6,759,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,073.31 : 12,519,706.68 = 4,505,133.84 : x
  2. Step 2: Convert to fraction form
    8,344,073.31/12,519,706.68 = 4,505,133.84/x
  3. Step 3: Cross multiply
    8,344,073.31x = 12,519,706.68 × 4,505,133.84
  4. Step 4: Simplify right side
    8,344,073.31x = 56,402,954,230,942.05
  5. Step 5: Solve for x
    x = 56,402,954,230,942.05/8,344,073.31
  6. Step 6: Final answer
    x = 6,759,642.70

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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.