Home / 11,072,209.70-16,608,314.55-8,202,428.30

Finding the Fourth Proportional to 11,072,209.70, 16,608,314.55 and 8,202,428.30

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Solution

The fourth proportional to 11,072,209.70, 16,608,314.55 and 8,202,428.30 is: 12,303,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,209.70 : 16,608,314.55 = 8,202,428.30 : x
  2. Step 2: Convert to fraction form
    11,072,209.70/16,608,314.55 = 8,202,428.30/x
  3. Step 3: Cross multiply
    11,072,209.70x = 16,608,314.55 × 8,202,428.30
  4. Step 4: Simplify right side
    11,072,209.70x = 136,228,509,280,221.77
  5. Step 5: Solve for x
    x = 136,228,509,280,221.77/11,072,209.70
  6. Step 6: Final answer
    x = 12,303,642.45

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Double scale
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Similar ratio
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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.