Home / 19,579,067.80-29,368,601.70-16,681,730.20

Finding the Fourth Proportional to 19,579,067.80, 29,368,601.70 and 16,681,730.20

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Solution

The fourth proportional to 19,579,067.80, 29,368,601.70 and 16,681,730.20 is: 25,022,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,579,067.80 : 29,368,601.70 = 16,681,730.20 : x
  2. Step 2: Convert to fraction form
    19,579,067.80/29,368,601.70 = 16,681,730.20/x
  3. Step 3: Cross multiply
    19,579,067.80x = 29,368,601.70 × 16,681,730.20
  4. Step 4: Simplify right side
    19,579,067.80x = 489,919,089,910,661.31
  5. Step 5: Solve for x
    x = 489,919,089,910,661.31/19,579,067.80
  6. Step 6: Final answer
    x = 25,022,595.30

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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.