Home / 8,407,921.44-11,602,878.73-4,738,016.86

Finding the Fourth Proportional to 8,407,921.44, 11,602,878.73 and 4,738,016.86

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Solution

The fourth proportional to 8,407,921.44, 11,602,878.73 and 4,738,016.86 is: 6,538,433.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407,921.44 : 11,602,878.73 = 4,738,016.86 : x
  2. Step 2: Convert to fraction form
    8,407,921.44/11,602,878.73 = 4,738,016.86/x
  3. Step 3: Cross multiply
    8,407,921.44x = 11,602,878.73 × 4,738,016.86
  4. Step 4: Simplify right side
    8,407,921.44x = 54,974,635,047,275.39
  5. Step 5: Solve for x
    x = 54,974,635,047,275.39/8,407,921.44
  6. Step 6: Final answer
    x = 6,538,433.48

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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.