Home / 25,973,067.20-38,959,600.80-11,789,643.20

Finding the Fourth Proportional to 25,973,067.20, 38,959,600.80 and 11,789,643.20

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Solution

The fourth proportional to 25,973,067.20, 38,959,600.80 and 11,789,643.20 is: 17,684,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,973,067.20 : 38,959,600.80 = 11,789,643.20 : x
  2. Step 2: Convert to fraction form
    25,973,067.20/38,959,600.80 = 11,789,643.20/x
  3. Step 3: Cross multiply
    25,973,067.20x = 38,959,600.80 × 11,789,643.20
  4. Step 4: Simplify right side
    25,973,067.20x = 459,319,792,646,434.50
  5. Step 5: Solve for x
    x = 459,319,792,646,434.50/25,973,067.20
  6. Step 6: Final answer
    x = 17,684,464.80

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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.