Home / 12,097,103.70-18,145,655.55-10,679,927.70

Finding the Fourth Proportional to 12,097,103.70, 18,145,655.55 and 10,679,927.70

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Solution

The fourth proportional to 12,097,103.70, 18,145,655.55 and 10,679,927.70 is: 16,019,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,103.70 : 18,145,655.55 = 10,679,927.70 : x
  2. Step 2: Convert to fraction form
    12,097,103.70/18,145,655.55 = 10,679,927.70/x
  3. Step 3: Cross multiply
    12,097,103.70x = 18,145,655.55 × 10,679,927.70
  4. Step 4: Simplify right side
    12,097,103.70x = 193,794,289,343,103.72
  5. Step 5: Solve for x
    x = 193,794,289,343,103.72/12,097,103.70
  6. Step 6: Final answer
    x = 16,019,891.55

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Similar ratio
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1.5x scale

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.