Home / 18,892,061.24-28,324,943.50-8,370,021.52

Finding the Fourth Proportional to 18,892,061.24, 28,324,943.50 and 8,370,021.52

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Solution

The fourth proportional to 18,892,061.24, 28,324,943.50 and 8,370,021.52 is: 12,549,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892,061.24 : 28,324,943.50 = 8,370,021.52 : x
  2. Step 2: Convert to fraction form
    18,892,061.24/28,324,943.50 = 8,370,021.52/x
  3. Step 3: Cross multiply
    18,892,061.24x = 28,324,943.50 × 8,370,021.52
  4. Step 4: Simplify right side
    18,892,061.24x = 237,080,386,647,784.09
  5. Step 5: Solve for x
    x = 237,080,386,647,784.09/18,892,061.24
  6. Step 6: Final answer
    x = 12,549,206.97

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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.