Home / 55,769,874.36-76,969,643.58-31,323,587.64

Finding the Fourth Proportional to 55,769,874.36, 76,969,643.58 and 31,323,587.64

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Solution

The fourth proportional to 55,769,874.36, 76,969,643.58 and 31,323,587.64 is: 43,230,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,769,874.36 : 76,969,643.58 = 31,323,587.64 : x
  2. Step 2: Convert to fraction form
    55,769,874.36/76,969,643.58 = 31,323,587.64/x
  3. Step 3: Cross multiply
    55,769,874.36x = 76,969,643.58 × 31,323,587.64
  4. Step 4: Simplify right side
    55,769,874.36x = 2,410,965,376,297,693.50
  5. Step 5: Solve for x
    x = 2,410,965,376,297,693.50/55,769,874.36
  6. Step 6: Final answer
    x = 43,230,604.41

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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.