Home / 74,095,786.35-111,143,923.52-18,763,591.03

Finding the Fourth Proportional to 74,095,786.35, 111,143,923.52 and 18,763,591.03

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Solution

The fourth proportional to 74,095,786.35, 111,143,923.52 and 18,763,591.03 is: 28,145,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,095,786.35 : 111,143,923.52 = 18,763,591.03 : x
  2. Step 2: Convert to fraction form
    74,095,786.35/111,143,923.52 = 18,763,591.03/x
  3. Step 3: Cross multiply
    74,095,786.35x = 111,143,923.52 × 18,763,591.03
  4. Step 4: Simplify right side
    74,095,786.35x = 2,085,459,126,398,878
  5. Step 5: Solve for x
    x = 2,085,459,126,398,878/74,095,786.35
  6. Step 6: Final answer
    x = 28,145,448.33

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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.