Home / 8,960,942.44-13,431,241.07-7,879,361.59

Finding the Fourth Proportional to 8,960,942.44, 13,431,241.07 and 7,879,361.59

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Solution

The fourth proportional to 8,960,942.44, 13,431,241.07 and 7,879,361.59 is: 11,810,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960,942.44 : 13,431,241.07 = 7,879,361.59 : x
  2. Step 2: Convert to fraction form
    8,960,942.44/13,431,241.07 = 7,879,361.59/x
  3. Step 3: Cross multiply
    8,960,942.44x = 13,431,241.07 × 7,879,361.59
  4. Step 4: Simplify right side
    8,960,942.44x = 105,829,604,992,988.50
  5. Step 5: Solve for x
    x = 105,829,604,992,988.50/8,960,942.44
  6. Step 6: Final answer
    x = 11,810,097.62

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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.