Home / 10,022,512.34-13,831,103.40-5,438,832.50

Finding the Fourth Proportional to 10,022,512.34, 13,831,103.40 and 5,438,832.50

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Solution

The fourth proportional to 10,022,512.34, 13,831,103.40 and 5,438,832.50 is: 7,505,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,512.34 : 13,831,103.40 = 5,438,832.50 : x
  2. Step 2: Convert to fraction form
    10,022,512.34/13,831,103.40 = 5,438,832.50/x
  3. Step 3: Cross multiply
    10,022,512.34x = 13,831,103.40 × 5,438,832.50
  4. Step 4: Simplify right side
    10,022,512.34x = 75,225,054,682,780.50
  5. Step 5: Solve for x
    x = 75,225,054,682,780.50/10,022,512.34
  6. Step 6: Final answer
    x = 7,505,608.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.