Home / 7,379,676.75-10,183,970.31-4,116,702.81

Finding the Fourth Proportional to 7,379,676.75, 10,183,970.31 and 4,116,702.81

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Solution

The fourth proportional to 7,379,676.75, 10,183,970.31 and 4,116,702.81 is: 5,681,059.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,676.75 : 10,183,970.31 = 4,116,702.81 : x
  2. Step 2: Convert to fraction form
    7,379,676.75/10,183,970.31 = 4,116,702.81/x
  3. Step 3: Cross multiply
    7,379,676.75x = 10,183,970.31 × 4,116,702.81
  4. Step 4: Simplify right side
    7,379,676.75x = 41,924,379,192,133.57
  5. Step 5: Solve for x
    x = 41,924,379,192,133.57/7,379,676.75
  6. Step 6: Final answer
    x = 5,681,059.02

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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.