Home / 16,699,626.90-25,049,440.35-12,915,825.30

Finding the Fourth Proportional to 16,699,626.90, 25,049,440.35 and 12,915,825.30

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Solution

The fourth proportional to 16,699,626.90, 25,049,440.35 and 12,915,825.30 is: 19,373,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699,626.90 : 25,049,440.35 = 12,915,825.30 : x
  2. Step 2: Convert to fraction form
    16,699,626.90/25,049,440.35 = 12,915,825.30/x
  3. Step 3: Cross multiply
    16,699,626.90x = 25,049,440.35 × 12,915,825.30
  4. Step 4: Simplify right side
    16,699,626.90x = 323,534,195,423,370.88
  5. Step 5: Solve for x
    x = 323,534,195,423,370.88/16,699,626.90
  6. Step 6: Final answer
    x = 19,373,737.95

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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.