Home / 18,893,149.20-28,342,024.20-6,763,885.20

Finding the Fourth Proportional to 18,893,149.20, 28,342,024.20 and 6,763,885.20

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Solution

The fourth proportional to 18,893,149.20, 28,342,024.20 and 6,763,885.20 is: 10,146,651.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893,149.20 : 28,342,024.20 = 6,763,885.20 : x
  2. Step 2: Convert to fraction form
    18,893,149.20/28,342,024.20 = 6,763,885.20/x
  3. Step 3: Cross multiply
    18,893,149.20x = 28,342,024.20 × 6,763,885.20
  4. Step 4: Simplify right side
    18,893,149.20x = 191,702,198,024,421.84
  5. Step 5: Solve for x
    x = 191,702,198,024,421.84/18,893,149.20
  6. Step 6: Final answer
    x = 10,146,651.36

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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.