Home / 12,683,138.55-19,024,616.70-3,098,428.80

Finding the Fourth Proportional to 12,683,138.55, 19,024,616.70 and 3,098,428.80

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Solution

The fourth proportional to 12,683,138.55, 19,024,616.70 and 3,098,428.80 is: 4,647,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683,138.55 : 19,024,616.70 = 3,098,428.80 : x
  2. Step 2: Convert to fraction form
    12,683,138.55/19,024,616.70 = 3,098,428.80/x
  3. Step 3: Cross multiply
    12,683,138.55x = 19,024,616.70 × 3,098,428.80
  4. Step 4: Simplify right side
    12,683,138.55x = 58,946,420,292,240.95
  5. Step 5: Solve for x
    x = 58,946,420,292,240.95/12,683,138.55
  6. Step 6: Final answer
    x = 4,647,620.94

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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.