Home / 30,192,326.90-41,664,311.07-16,440,989.30

Finding the Fourth Proportional to 30,192,326.90, 41,664,311.07 and 16,440,989.30

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Solution

The fourth proportional to 30,192,326.90, 41,664,311.07 and 16,440,989.30 is: 22,687,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192,326.90 : 41,664,311.07 = 16,440,989.30 : x
  2. Step 2: Convert to fraction form
    30,192,326.90/41,664,311.07 = 16,440,989.30/x
  3. Step 3: Cross multiply
    30,192,326.90x = 41,664,311.07 × 16,440,989.30
  4. Step 4: Simplify right side
    30,192,326.90x = 685,002,492,493,741.62
  5. Step 5: Solve for x
    x = 685,002,492,493,741.62/30,192,326.90
  6. Step 6: Final answer
    x = 22,687,966.21

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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.