Home / 5,375,122.20-8,065,793.70-2,009,669.40

Finding the Fourth Proportional to 5,375,122.20, 8,065,793.70 and 2,009,669.40

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Solution

The fourth proportional to 5,375,122.20, 8,065,793.70 and 2,009,669.40 is: 3,015,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,122.20 : 8,065,793.70 = 2,009,669.40 : x
  2. Step 2: Convert to fraction form
    5,375,122.20/8,065,793.70 = 2,009,669.40/x
  3. Step 3: Cross multiply
    5,375,122.20x = 8,065,793.70 × 2,009,669.40
  4. Step 4: Simplify right side
    5,375,122.20x = 16,209,578,785,602.78
  5. Step 5: Solve for x
    x = 16,209,578,785,602.78/5,375,122.20
  6. Step 6: Final answer
    x = 3,015,667.03

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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.