Home / 33,072,188.40-45,640,150.80-18,188,100.72

Finding the Fourth Proportional to 33,072,188.40, 45,640,150.80 and 18,188,100.72

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Solution

The fourth proportional to 33,072,188.40, 45,640,150.80 and 18,188,100.72 is: 25,099,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,072,188.40 : 45,640,150.80 = 18,188,100.72 : x
  2. Step 2: Convert to fraction form
    33,072,188.40/45,640,150.80 = 18,188,100.72/x
  3. Step 3: Cross multiply
    33,072,188.40x = 45,640,150.80 × 18,188,100.72
  4. Step 4: Simplify right side
    33,072,188.40x = 830,107,659,626,388.50
  5. Step 5: Solve for x
    x = 830,107,659,626,388.50/33,072,188.40
  6. Step 6: Final answer
    x = 25,099,870.91

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1.5x scale

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.