Home / 7,453,076.56-10,284,945.92-4,189,821.73

Finding the Fourth Proportional to 7,453,076.56, 10,284,945.92 and 4,189,821.73

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Solution

The fourth proportional to 7,453,076.56, 10,284,945.92 and 4,189,821.73 is: 5,781,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,076.56 : 10,284,945.92 = 4,189,821.73 : x
  2. Step 2: Convert to fraction form
    7,453,076.56/10,284,945.92 = 4,189,821.73/x
  3. Step 3: Cross multiply
    7,453,076.56x = 10,284,945.92 × 4,189,821.73
  4. Step 4: Simplify right side
    7,453,076.56x = 43,092,089,886,541.73
  5. Step 5: Solve for x
    x = 43,092,089,886,541.73/7,453,076.56
  6. Step 6: Final answer
    x = 5,781,785.49

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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.