Home / 5,375,145.20-8,065,828.20-2,009,692.40

Finding the Fourth Proportional to 5,375,145.20, 8,065,828.20 and 2,009,692.40

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Solution

The fourth proportional to 5,375,145.20, 8,065,828.20 and 2,009,692.40 is: 3,015,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,145.20 : 8,065,828.20 = 2,009,692.40 : x
  2. Step 2: Convert to fraction form
    5,375,145.20/8,065,828.20 = 2,009,692.40/x
  3. Step 3: Cross multiply
    5,375,145.20x = 8,065,828.20 × 2,009,692.40
  4. Step 4: Simplify right side
    5,375,145.20x = 16,209,833,633,245.68
  5. Step 5: Solve for x
    x = 16,209,833,633,245.68/5,375,145.20
  6. Step 6: Final answer
    x = 3,015,701.54

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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.