Home / 5,620,227.44-7,755,088.38-3,139,142.39

Finding the Fourth Proportional to 5,620,227.44, 7,755,088.38 and 3,139,142.39

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Solution

The fourth proportional to 5,620,227.44, 7,755,088.38 and 3,139,142.39 is: 4,331,555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,227.44 : 7,755,088.38 = 3,139,142.39 : x
  2. Step 2: Convert to fraction form
    5,620,227.44/7,755,088.38 = 3,139,142.39/x
  3. Step 3: Cross multiply
    5,620,227.44x = 7,755,088.38 × 3,139,142.39
  4. Step 4: Simplify right side
    5,620,227.44x = 24,344,326,633,078.98
  5. Step 5: Solve for x
    x = 24,344,326,633,078.98/5,620,227.44
  6. Step 6: Final answer
    x = 4,331,555.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.