Home / 5,507,315.40-8,257,765.44-2,137,585.80

Finding the Fourth Proportional to 5,507,315.40, 8,257,765.44 and 2,137,585.80

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Solution

The fourth proportional to 5,507,315.40, 8,257,765.44 and 2,137,585.80 is: 3,205,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,315.40 : 8,257,765.44 = 2,137,585.80 : x
  2. Step 2: Convert to fraction form
    5,507,315.40/8,257,765.44 = 2,137,585.80/x
  3. Step 3: Cross multiply
    5,507,315.40x = 8,257,765.44 × 2,137,585.80
  4. Step 4: Simplify right side
    5,507,315.40x = 17,651,682,144,274.75
  5. Step 5: Solve for x
    x = 17,651,682,144,274.75/5,507,315.40
  6. Step 6: Final answer
    x = 3,205,133.69

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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.