Home / 11,870,142.87-17,795,912.42-4,687,053.46

Finding the Fourth Proportional to 11,870,142.87, 17,795,912.42 and 4,687,053.46

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Solution

The fourth proportional to 11,870,142.87, 17,795,912.42 and 4,687,053.46 is: 7,026,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,142.87 : 17,795,912.42 = 4,687,053.46 : x
  2. Step 2: Convert to fraction form
    11,870,142.87/17,795,912.42 = 4,687,053.46/x
  3. Step 3: Cross multiply
    11,870,142.87x = 17,795,912.42 × 4,687,053.46
  4. Step 4: Simplify right side
    11,870,142.87x = 83,410,392,849,245.81
  5. Step 5: Solve for x
    x = 83,410,392,849,245.81/11,870,142.87
  6. Step 6: Final answer
    x = 7,026,907.24

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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.