Home / 13,302,928.40-19,954,392.60-4,783,542.80

Finding the Fourth Proportional to 13,302,928.40, 19,954,392.60 and 4,783,542.80

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Solution

The fourth proportional to 13,302,928.40, 19,954,392.60 and 4,783,542.80 is: 7,175,314.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,928.40 : 19,954,392.60 = 4,783,542.80 : x
  2. Step 2: Convert to fraction form
    13,302,928.40/19,954,392.60 = 4,783,542.80/x
  3. Step 3: Cross multiply
    13,302,928.40x = 19,954,392.60 × 4,783,542.80
  4. Step 4: Simplify right side
    13,302,928.40x = 95,452,691,050,103.28
  5. Step 5: Solve for x
    x = 95,452,691,050,103.28/13,302,928.40
  6. Step 6: Final answer
    x = 7,175,314.20

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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.