Home / 8,668,354.20-12,993,200.10-3,274,920.60

Finding the Fourth Proportional to 8,668,354.20, 12,993,200.10 and 3,274,920.60

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Solution

The fourth proportional to 8,668,354.20, 12,993,200.10 and 3,274,920.60 is: 4,908,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,354.20 : 12,993,200.10 = 3,274,920.60 : x
  2. Step 2: Convert to fraction form
    8,668,354.20/12,993,200.10 = 3,274,920.60/x
  3. Step 3: Cross multiply
    8,668,354.20x = 12,993,200.10 × 3,274,920.60
  4. Step 4: Simplify right side
    8,668,354.20x = 42,551,698,667,412.06
  5. Step 5: Solve for x
    x = 42,551,698,667,412.06/8,668,354.20
  6. Step 6: Final answer
    x = 4,908,855.56

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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.