Home / 17,172,032.04-25,715,532.18-12,612,268.20

Finding the Fourth Proportional to 17,172,032.04, 25,715,532.18 and 12,612,268.20

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Solution

The fourth proportional to 17,172,032.04, 25,715,532.18 and 12,612,268.20 is: 18,887,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172,032.04 : 25,715,532.18 = 12,612,268.20 : x
  2. Step 2: Convert to fraction form
    17,172,032.04/25,715,532.18 = 12,612,268.20/x
  3. Step 3: Cross multiply
    17,172,032.04x = 25,715,532.18 × 12,612,268.20
  4. Step 4: Simplify right side
    17,172,032.04x = 324,331,188,759,890.62
  5. Step 5: Solve for x
    x = 324,331,188,759,890.62/17,172,032.04
  6. Step 6: Final answer
    x = 18,887,175.85

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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.