Home / 36,498,705.09-50,368,228.79-19,978,923.87

Finding the Fourth Proportional to 36,498,705.09, 50,368,228.79 and 19,978,923.87

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Solution

The fourth proportional to 36,498,705.09, 50,368,228.79 and 19,978,923.87 is: 27,570,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,498,705.09 : 50,368,228.79 = 19,978,923.87 : x
  2. Step 2: Convert to fraction form
    36,498,705.09/50,368,228.79 = 19,978,923.87/x
  3. Step 3: Cross multiply
    36,498,705.09x = 50,368,228.79 × 19,978,923.87
  4. Step 4: Simplify right side
    36,498,705.09x = 1,006,303,008,462,152.25
  5. Step 5: Solve for x
    x = 1,006,303,008,462,152.25/36,498,705.09
  6. Step 6: Final answer
    x = 27,570,923.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.