Home / 16,891,764.00-25,339,638.90-12,658,836.43

Finding the Fourth Proportional to 16,891,764.00, 25,339,638.90 and 12,658,836.43

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Solution

The fourth proportional to 16,891,764.00, 25,339,638.90 and 12,658,836.43 is: 18,989,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891,764.00 : 25,339,638.90 = 12,658,836.43 : x
  2. Step 2: Convert to fraction form
    16,891,764.00/25,339,638.90 = 12,658,836.43/x
  3. Step 3: Cross multiply
    16,891,764.00x = 25,339,638.90 × 12,658,836.43
  4. Step 4: Simplify right side
    16,891,764.00x = 320,770,344,038,304.38
  5. Step 5: Solve for x
    x = 320,770,344,038,304.38/16,891,764.00
  6. Step 6: Final answer
    x = 18,989,748.15

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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.