Home / 11,724,846.12-17,588,938.60-3,638,520.54

Finding the Fourth Proportional to 11,724,846.12, 17,588,938.60 and 3,638,520.54

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Solution

The fourth proportional to 11,724,846.12, 17,588,938.60 and 3,638,520.54 is: 5,458,298.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724,846.12 : 17,588,938.60 = 3,638,520.54 : x
  2. Step 2: Convert to fraction form
    11,724,846.12/17,588,938.60 = 3,638,520.54/x
  3. Step 3: Cross multiply
    11,724,846.12x = 17,588,938.60 × 3,638,520.54
  4. Step 4: Simplify right side
    11,724,846.12x = 63,997,714,372,898.85
  5. Step 5: Solve for x
    x = 63,997,714,372,898.85/11,724,846.12
  6. Step 6: Final answer
    x = 5,458,298.87

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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.