Home / 15,400,067.42-21,252,093.42-8,524,549.46

Finding the Fourth Proportional to 15,400,067.42, 21,252,093.42 and 8,524,549.46

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Solution

The fourth proportional to 15,400,067.42, 21,252,093.42 and 8,524,549.46 is: 11,763,878.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,067.42 : 21,252,093.42 = 8,524,549.46 : x
  2. Step 2: Convert to fraction form
    15,400,067.42/21,252,093.42 = 8,524,549.46/x
  3. Step 3: Cross multiply
    15,400,067.42x = 21,252,093.42 × 8,524,549.46
  4. Step 4: Simplify right side
    15,400,067.42x = 181,164,521,487,330.59
  5. Step 5: Solve for x
    x = 181,164,521,487,330.59/15,400,067.42
  6. Step 6: Final answer
    x = 11,763,878.47

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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.