Home / 20,501,804.70-30,753,035.10-5,355,736.20

Finding the Fourth Proportional to 20,501,804.70, 30,753,035.10 and 5,355,736.20

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Solution

The fourth proportional to 20,501,804.70, 30,753,035.10 and 5,355,736.20 is: 8,033,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,501,804.70 : 30,753,035.10 = 5,355,736.20 : x
  2. Step 2: Convert to fraction form
    20,501,804.70/30,753,035.10 = 5,355,736.20/x
  3. Step 3: Cross multiply
    20,501,804.70x = 30,753,035.10 × 5,355,736.20
  4. Step 4: Simplify right side
    20,501,804.70x = 164,705,143,344,940.62
  5. Step 5: Solve for x
    x = 164,705,143,344,940.62/20,501,804.70
  6. Step 6: Final answer
    x = 8,033,690.00

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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.