Home / 19,892,787.64-29,839,081.42-17,188,885.60

Finding the Fourth Proportional to 19,892,787.64, 29,839,081.42 and 17,188,885.60

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Solution

The fourth proportional to 19,892,787.64, 29,839,081.42 and 17,188,885.60 is: 25,783,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892,787.64 : 29,839,081.42 = 17,188,885.60 : x
  2. Step 2: Convert to fraction form
    19,892,787.64/29,839,081.42 = 17,188,885.60/x
  3. Step 3: Cross multiply
    19,892,787.64x = 29,839,081.42 × 17,188,885.60
  4. Step 4: Simplify right side
    19,892,787.64x = 512,900,556,937,465.62
  5. Step 5: Solve for x
    x = 512,900,556,937,465.62/19,892,787.64
  6. Step 6: Final answer
    x = 25,783,241.96

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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.