Home / 19,422,122.70-29,120,742.45-8,067,089.10

Finding the Fourth Proportional to 19,422,122.70, 29,120,742.45 and 8,067,089.10

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Solution

The fourth proportional to 19,422,122.70, 29,120,742.45 and 8,067,089.10 is: 12,095,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,122.70 : 29,120,742.45 = 8,067,089.10 : x
  2. Step 2: Convert to fraction form
    19,422,122.70/29,120,742.45 = 8,067,089.10/x
  3. Step 3: Cross multiply
    19,422,122.70x = 29,120,742.45 × 8,067,089.10
  4. Step 4: Simplify right side
    19,422,122.70x = 234,919,624,002,302.28
  5. Step 5: Solve for x
    x = 234,919,624,002,302.28/19,422,122.70
  6. Step 6: Final answer
    x = 12,095,465.96

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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.