Home / 54,101,775.44-74,616,916.56-47,561,420.72

Finding the Fourth Proportional to 54,101,775.44, 74,616,916.56 and 47,561,420.72

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Solution

The fourth proportional to 54,101,775.44, 74,616,916.56 and 47,561,420.72 is: 65,596,489.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,101,775.44 : 74,616,916.56 = 47,561,420.72 : x
  2. Step 2: Convert to fraction form
    54,101,775.44/74,616,916.56 = 47,561,420.72/x
  3. Step 3: Cross multiply
    54,101,775.44x = 74,616,916.56 × 47,561,420.72
  4. Step 4: Simplify right side
    54,101,775.44x = 3,548,886,561,339,295
  5. Step 5: Solve for x
    x = 3,548,886,561,339,295/54,101,775.44
  6. Step 6: Final answer
    x = 65,596,489.81

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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.