Home / 36,831,986.46-55,232,778.66-12,572,869.38

Finding the Fourth Proportional to 36,831,986.46, 55,232,778.66 and 12,572,869.38

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Solution

The fourth proportional to 36,831,986.46, 55,232,778.66 and 12,572,869.38 is: 18,854,115.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,831,986.46 : 55,232,778.66 = 12,572,869.38 : x
  2. Step 2: Convert to fraction form
    36,831,986.46/55,232,778.66 = 12,572,869.38/x
  3. Step 3: Cross multiply
    36,831,986.46x = 55,232,778.66 × 12,572,869.38
  4. Step 4: Simplify right side
    36,831,986.46x = 694,434,511,586,631.38
  5. Step 5: Solve for x
    x = 694,434,511,586,631.38/36,831,986.46
  6. Step 6: Final answer
    x = 18,854,115.09

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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.