Home / 20,582,003.80-30,873,005.70-5,435,935.30

Finding the Fourth Proportional to 20,582,003.80, 30,873,005.70 and 5,435,935.30

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Solution

The fourth proportional to 20,582,003.80, 30,873,005.70 and 5,435,935.30 is: 8,153,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,582,003.80 : 30,873,005.70 = 5,435,935.30 : x
  2. Step 2: Convert to fraction form
    20,582,003.80/30,873,005.70 = 5,435,935.30/x
  3. Step 3: Cross multiply
    20,582,003.80x = 30,873,005.70 × 5,435,935.30
  4. Step 4: Simplify right side
    20,582,003.80x = 167,823,661,501,731.19
  5. Step 5: Solve for x
    x = 167,823,661,501,731.19/20,582,003.80
  6. Step 6: Final answer
    x = 8,153,902.95

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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.