Home / 25,129,739.53-37,694,609.48-7,178,843.53

Finding the Fourth Proportional to 25,129,739.53, 37,694,609.48 and 7,178,843.53

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Solution

The fourth proportional to 25,129,739.53, 37,694,609.48 and 7,178,843.53 is: 10,768,265.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129,739.53 : 37,694,609.48 = 7,178,843.53 : x
  2. Step 2: Convert to fraction form
    25,129,739.53/37,694,609.48 = 7,178,843.53/x
  3. Step 3: Cross multiply
    25,129,739.53x = 37,694,609.48 × 7,178,843.53
  4. Step 4: Simplify right side
    25,129,739.53x = 270,603,703,381,374.66
  5. Step 5: Solve for x
    x = 270,603,703,381,374.66/25,129,739.53
  6. Step 6: Final answer
    x = 10,768,265.35

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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.