Home / 19,024,490.86-28,540,291.07-8,650,471.95

Finding the Fourth Proportional to 19,024,490.86, 28,540,291.07 and 8,650,471.95

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Solution

The fourth proportional to 19,024,490.86, 28,540,291.07 and 8,650,471.95 is: 12,977,324.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024,490.86 : 28,540,291.07 = 8,650,471.95 : x
  2. Step 2: Convert to fraction form
    19,024,490.86/28,540,291.07 = 8,650,471.95/x
  3. Step 3: Cross multiply
    19,024,490.86x = 28,540,291.07 × 8,650,471.95
  4. Step 4: Simplify right side
    19,024,490.86x = 246,886,987,367,496.66
  5. Step 5: Solve for x
    x = 246,886,987,367,496.66/19,024,490.86
  6. Step 6: Final answer
    x = 12,977,324.29

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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.