Home / 74,930,235.57-103,405,996.89-41,891,876.64

Finding the Fourth Proportional to 74,930,235.57, 103,405,996.89 and 41,891,876.64

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Solution

The fourth proportional to 74,930,235.57, 103,405,996.89 and 41,891,876.64 is: 57,812,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,930,235.57 : 103,405,996.89 = 41,891,876.64 : x
  2. Step 2: Convert to fraction form
    74,930,235.57/103,405,996.89 = 41,891,876.64/x
  3. Step 3: Cross multiply
    74,930,235.57x = 103,405,996.89 × 41,891,876.64
  4. Step 4: Simplify right side
    74,930,235.57x = 4,331,871,265,552,103.50
  5. Step 5: Solve for x
    x = 4,331,871,265,552,103.50/74,930,235.57
  6. Step 6: Final answer
    x = 57,812,059.88

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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.