Home / 54,101,733.44-74,616,858.60-47,561,378.72

Finding the Fourth Proportional to 54,101,733.44, 74,616,858.60 and 47,561,378.72

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Solution

The fourth proportional to 54,101,733.44, 74,616,858.60 and 47,561,378.72 is: 65,596,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,101,733.44 : 74,616,858.60 = 47,561,378.72 : x
  2. Step 2: Convert to fraction form
    54,101,733.44/74,616,858.60 = 47,561,378.72/x
  3. Step 3: Cross multiply
    54,101,733.44x = 74,616,858.60 × 47,561,378.72
  4. Step 4: Simplify right side
    54,101,733.44x = 3,548,880,670,771,288.50
  5. Step 5: Solve for x
    x = 3,548,880,670,771,288.50/54,101,733.44
  6. Step 6: Final answer
    x = 65,596,431.85

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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.