Home / 13,933,493.42-19,228,265.47-7,738,539.02

Finding the Fourth Proportional to 13,933,493.42, 19,228,265.47 and 7,738,539.02

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Solution

The fourth proportional to 13,933,493.42, 19,228,265.47 and 7,738,539.02 is: 10,679,208.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933,493.42 : 19,228,265.47 = 7,738,539.02 : x
  2. Step 2: Convert to fraction form
    13,933,493.42/19,228,265.47 = 7,738,539.02/x
  3. Step 3: Cross multiply
    13,933,493.42x = 19,228,265.47 × 7,738,539.02
  4. Step 4: Simplify right side
    13,933,493.42x = 148,798,682,530,372.28
  5. Step 5: Solve for x
    x = 148,798,682,530,372.28/13,933,493.42
  6. Step 6: Final answer
    x = 10,679,208.58

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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.