Home / 12,295,600.40-18,446,626.20-4,722,813.20

Finding the Fourth Proportional to 12,295,600.40, 18,446,626.20 and 4,722,813.20

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Solution

The fourth proportional to 12,295,600.40, 18,446,626.20 and 4,722,813.20 is: 7,085,458.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,600.40 : 18,446,626.20 = 4,722,813.20 : x
  2. Step 2: Convert to fraction form
    12,295,600.40/18,446,626.20 = 4,722,813.20/x
  3. Step 3: Cross multiply
    12,295,600.40x = 18,446,626.20 × 4,722,813.20
  4. Step 4: Simplify right side
    12,295,600.40x = 87,119,969,712,825.84
  5. Step 5: Solve for x
    x = 87,119,969,712,825.84/12,295,600.40
  6. Step 6: Final answer
    x = 7,085,458.77

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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.