Home / 14,125,729.20-21,188,788.20-4,028,351.28

Finding the Fourth Proportional to 14,125,729.20, 21,188,788.20 and 4,028,351.28

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Solution

The fourth proportional to 14,125,729.20, 21,188,788.20 and 4,028,351.28 is: 6,042,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125,729.20 : 21,188,788.20 = 4,028,351.28 : x
  2. Step 2: Convert to fraction form
    14,125,729.20/21,188,788.20 = 4,028,351.28/x
  3. Step 3: Cross multiply
    14,125,729.20x = 21,188,788.20 × 4,028,351.28
  4. Step 4: Simplify right side
    14,125,729.20x = 85,355,882,067,118.89
  5. Step 5: Solve for x
    x = 85,355,882,067,118.89/14,125,729.20
  6. Step 6: Final answer
    x = 6,042,582.36

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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.