Home / 20,940,130.35-31,410,895.37-5,792,793.39

Finding the Fourth Proportional to 20,940,130.35, 31,410,895.37 and 5,792,793.39

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Solution

The fourth proportional to 20,940,130.35, 31,410,895.37 and 5,792,793.39 is: 8,689,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,940,130.35 : 31,410,895.37 = 5,792,793.39 : x
  2. Step 2: Convert to fraction form
    20,940,130.35/31,410,895.37 = 5,792,793.39/x
  3. Step 3: Cross multiply
    20,940,130.35x = 31,410,895.37 × 5,792,793.39
  4. Step 4: Simplify right side
    20,940,130.35x = 181,956,827,044,353.62
  5. Step 5: Solve for x
    x = 181,956,827,044,353.62/20,940,130.35
  6. Step 6: Final answer
    x = 8,689,383.69

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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.