Home / 6,695,939.12-9,240,003.60-3,640,126.64

Finding the Fourth Proportional to 6,695,939.12, 9,240,003.60 and 3,640,126.64

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Solution

The fourth proportional to 6,695,939.12, 9,240,003.60 and 3,640,126.64 is: 5,023,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695,939.12 : 9,240,003.60 = 3,640,126.64 : x
  2. Step 2: Convert to fraction form
    6,695,939.12/9,240,003.60 = 3,640,126.64/x
  3. Step 3: Cross multiply
    6,695,939.12x = 9,240,003.60 × 3,640,126.64
  4. Step 4: Simplify right side
    6,695,939.12x = 33,634,783,258,055.90
  5. Step 5: Solve for x
    x = 33,634,783,258,055.90/6,695,939.12
  6. Step 6: Final answer
    x = 5,023,161.45

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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.