Home / 19,156,444.93-28,743,635.49-8,372,344.56

Finding the Fourth Proportional to 19,156,444.93, 28,743,635.49 and 8,372,344.56

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Solution

The fourth proportional to 19,156,444.93, 28,743,635.49 and 8,372,344.56 is: 12,562,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156,444.93 : 28,743,635.49 = 8,372,344.56 : x
  2. Step 2: Convert to fraction form
    19,156,444.93/28,743,635.49 = 8,372,344.56/x
  3. Step 3: Cross multiply
    19,156,444.93x = 28,743,635.49 × 8,372,344.56
  4. Step 4: Simplify right side
    19,156,444.93x = 240,651,620,229,324.41
  5. Step 5: Solve for x
    x = 240,651,620,229,324.41/19,156,444.93
  6. Step 6: Final answer
    x = 12,562,436.36

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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.