Home / 20,965,003.77-31,448,861.60-6,588,671.79

Finding the Fourth Proportional to 20,965,003.77, 31,448,861.60 and 6,588,671.79

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Solution

The fourth proportional to 20,965,003.77, 31,448,861.60 and 6,588,671.79 is: 9,883,433.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,965,003.77 : 31,448,861.60 = 6,588,671.79 : x
  2. Step 2: Convert to fraction form
    20,965,003.77/31,448,861.60 = 6,588,671.79/x
  3. Step 3: Cross multiply
    20,965,003.77x = 31,448,861.60 × 6,588,671.79
  4. Step 4: Simplify right side
    20,965,003.77x = 207,206,227,251,534.28
  5. Step 5: Solve for x
    x = 207,206,227,251,534.28/20,965,003.77
  6. Step 6: Final answer
    x = 9,883,433.82

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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.