Home / 21,404,894.88-32,107,251.79-7,754,840.90

Finding the Fourth Proportional to 21,404,894.88, 32,107,251.79 and 7,754,840.90

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Solution

The fourth proportional to 21,404,894.88, 32,107,251.79 and 7,754,840.90 is: 11,632,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404,894.88 : 32,107,251.79 = 7,754,840.90 : x
  2. Step 2: Convert to fraction form
    21,404,894.88/32,107,251.79 = 7,754,840.90/x
  3. Step 3: Cross multiply
    21,404,894.88x = 32,107,251.79 × 7,754,840.90
  4. Step 4: Simplify right side
    21,404,894.88x = 248,986,629,367,690.22
  5. Step 5: Solve for x
    x = 248,986,629,367,690.22/21,404,894.88
  6. Step 6: Final answer
    x = 11,632,228.55

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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.