Home / 19,043,044.22-28,555,561.61-7,376,879.54

Finding the Fourth Proportional to 19,043,044.22, 28,555,561.61 and 7,376,879.54

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Solution

The fourth proportional to 19,043,044.22, 28,555,561.61 and 7,376,879.54 is: 11,061,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,044.22 : 28,555,561.61 = 7,376,879.54 : x
  2. Step 2: Convert to fraction form
    19,043,044.22/28,555,561.61 = 7,376,879.54/x
  3. Step 3: Cross multiply
    19,043,044.22x = 28,555,561.61 × 7,376,879.54
  4. Step 4: Simplify right side
    19,043,044.22x = 210,650,938,331,989.44
  5. Step 5: Solve for x
    x = 210,650,938,331,989.44/19,043,044.22
  6. Step 6: Final answer
    x = 11,061,831.07

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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.