Home / 5,389,075.45-8,085,162.30-3,116,228.41

Finding the Fourth Proportional to 5,389,075.45, 8,085,162.30 and 3,116,228.41

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Solution

The fourth proportional to 5,389,075.45, 8,085,162.30 and 3,116,228.41 is: 4,675,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,075.45 : 8,085,162.30 = 3,116,228.41 : x
  2. Step 2: Convert to fraction form
    5,389,075.45/8,085,162.30 = 3,116,228.41/x
  3. Step 3: Cross multiply
    5,389,075.45x = 8,085,162.30 × 3,116,228.41
  4. Step 4: Simplify right side
    5,389,075.45x = 25,195,212,458,720.95
  5. Step 5: Solve for x
    x = 25,195,212,458,720.95/5,389,075.45
  6. Step 6: Final answer
    x = 4,675,238.40

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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.