Home / 6,378,391.26-9,565,953.93-1,889,617.50

Finding the Fourth Proportional to 6,378,391.26, 9,565,953.93 and 1,889,617.50

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Solution

The fourth proportional to 6,378,391.26, 9,565,953.93 and 1,889,617.50 is: 2,833,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,391.26 : 9,565,953.93 = 1,889,617.50 : x
  2. Step 2: Convert to fraction form
    6,378,391.26/9,565,953.93 = 1,889,617.50/x
  3. Step 3: Cross multiply
    6,378,391.26x = 9,565,953.93 × 1,889,617.50
  4. Step 4: Simplify right side
    6,378,391.26x = 18,075,993,950,321.77
  5. Step 5: Solve for x
    x = 18,075,993,950,321.77/6,378,391.26
  6. Step 6: Final answer
    x = 2,833,942.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.