Home / 69,258,149.64-95,579,059.86-38,317,815

Finding the Fourth Proportional to 69,258,149.64, 95,579,059.86 and 38,317,815

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Solution

The fourth proportional to 69,258,149.64, 95,579,059.86 and 38,317,815 is: 52,880,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,258,149.64 : 95,579,059.86 = 38,317,815 : x
  2. Step 2: Convert to fraction form
    69,258,149.64/95,579,059.86 = 38,317,815/x
  3. Step 3: Cross multiply
    69,258,149.64x = 95,579,059.86 × 38,317,815
  4. Step 4: Simplify right side
    69,258,149.64x = 3,662,380,733,589,406
  5. Step 5: Solve for x
    x = 3,662,380,733,589,406/69,258,149.64
  6. Step 6: Final answer
    x = 52,880,141.22

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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.