Home / 25,181,976.40-37,716,977.40-19,483,723.60

Finding the Fourth Proportional to 25,181,976.40, 37,716,977.40 and 19,483,723.60

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Solution

The fourth proportional to 25,181,976.40, 37,716,977.40 and 19,483,723.60 is: 29,182,267.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181,976.40 : 37,716,977.40 = 19,483,723.60 : x
  2. Step 2: Convert to fraction form
    25,181,976.40/37,716,977.40 = 19,483,723.60/x
  3. Step 3: Cross multiply
    25,181,976.40x = 37,716,977.40 × 19,483,723.60
  4. Step 4: Simplify right side
    25,181,976.40x = 734,867,162,689,046.62
  5. Step 5: Solve for x
    x = 734,867,162,689,046.62/25,181,976.40
  6. Step 6: Final answer
    x = 29,182,267.15

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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.