Home / 6,815,645.56-9,405,439.50-3,759,859

Finding the Fourth Proportional to 6,815,645.56, 9,405,439.50 and 3,759,859

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Solution

The fourth proportional to 6,815,645.56, 9,405,439.50 and 3,759,859 is: 5,188,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,645.56 : 9,405,439.50 = 3,759,859 : x
  2. Step 2: Convert to fraction form
    6,815,645.56/9,405,439.50 = 3,759,859/x
  3. Step 3: Cross multiply
    6,815,645.56x = 9,405,439.50 × 3,759,859
  4. Step 4: Simplify right side
    6,815,645.56x = 35,363,126,353,030.50
  5. Step 5: Solve for x
    x = 35,363,126,353,030.50/6,815,645.56
  6. Step 6: Final answer
    x = 5,188,521.92

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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.