Home / 9,120,190.44-12,585,768.90-5,045,838.60

Finding the Fourth Proportional to 9,120,190.44, 12,585,768.90 and 5,045,838.60

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Solution

The fourth proportional to 9,120,190.44, 12,585,768.90 and 5,045,838.60 is: 6,963,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,120,190.44 : 12,585,768.90 = 5,045,838.60 : x
  2. Step 2: Convert to fraction form
    9,120,190.44/12,585,768.90 = 5,045,838.60/x
  3. Step 3: Cross multiply
    9,120,190.44x = 12,585,768.90 × 5,045,838.60
  4. Step 4: Simplify right side
    9,120,190.44x = 63,505,758,526,299.54
  5. Step 5: Solve for x
    x = 63,505,758,526,299.54/9,120,190.44
  6. Step 6: Final answer
    x = 6,963,205.31

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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.