Home / 10,368,906.55-15,553,359.83-9,361,136.95

Finding the Fourth Proportional to 10,368,906.55, 15,553,359.83 and 9,361,136.95

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Solution

The fourth proportional to 10,368,906.55, 15,553,359.83 and 9,361,136.95 is: 14,041,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,906.55 : 15,553,359.83 = 9,361,136.95 : x
  2. Step 2: Convert to fraction form
    10,368,906.55/15,553,359.83 = 9,361,136.95/x
  3. Step 3: Cross multiply
    10,368,906.55x = 15,553,359.83 × 9,361,136.95
  4. Step 4: Simplify right side
    10,368,906.55x = 145,597,131,401,258.72
  5. Step 5: Solve for x
    x = 145,597,131,401,258.72/10,368,906.55
  6. Step 6: Final answer
    x = 14,041,705.43

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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.