Home / 8,647,757.64-11,926,173.92-7,175,333.16

Finding the Fourth Proportional to 8,647,757.64, 11,926,173.92 and 7,175,333.16

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Solution

The fourth proportional to 8,647,757.64, 11,926,173.92 and 7,175,333.16 is: 9,895,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647,757.64 : 11,926,173.92 = 7,175,333.16 : x
  2. Step 2: Convert to fraction form
    8,647,757.64/11,926,173.92 = 7,175,333.16/x
  3. Step 3: Cross multiply
    8,647,757.64x = 11,926,173.92 × 7,175,333.16
  4. Step 4: Simplify right side
    8,647,757.64x = 85,574,271,164,226.52
  5. Step 5: Solve for x
    x = 85,574,271,164,226.52/8,647,757.64
  6. Step 6: Final answer
    x = 9,895,544.57

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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.