Home / 11,138,705.60-16,705,725.60-5,463,003.20

Finding the Fourth Proportional to 11,138,705.60, 16,705,725.60 and 5,463,003.20

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Solution

The fourth proportional to 11,138,705.60, 16,705,725.60 and 5,463,003.20 is: 8,193,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,138,705.60 : 16,705,725.60 = 5,463,003.20 : x
  2. Step 2: Convert to fraction form
    11,138,705.60/16,705,725.60 = 5,463,003.20/x
  3. Step 3: Cross multiply
    11,138,705.60x = 16,705,725.60 × 5,463,003.20
  4. Step 4: Simplify right side
    11,138,705.60x = 91,263,432,411,121.92
  5. Step 5: Solve for x
    x = 91,263,432,411,121.92/11,138,705.60
  6. Step 6: Final answer
    x = 8,193,360.67

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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.