Home / 11,206,790.20-16,810,185.30-8,372,438.20

Finding the Fourth Proportional to 11,206,790.20, 16,810,185.30 and 8,372,438.20

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Solution

The fourth proportional to 11,206,790.20, 16,810,185.30 and 8,372,438.20 is: 12,558,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206,790.20 : 16,810,185.30 = 8,372,438.20 : x
  2. Step 2: Convert to fraction form
    11,206,790.20/16,810,185.30 = 8,372,438.20/x
  3. Step 3: Cross multiply
    11,206,790.20x = 16,810,185.30 × 8,372,438.20
  4. Step 4: Simplify right side
    11,206,790.20x = 140,742,237,554,798.47
  5. Step 5: Solve for x
    x = 140,742,237,554,798.47/11,206,790.20
  6. Step 6: Final answer
    x = 12,558,657.30

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Double scale
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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.