Home / 6,759,920.40-10,139,880.60-3,392,912.40

Finding the Fourth Proportional to 6,759,920.40, 10,139,880.60 and 3,392,912.40

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Solution

The fourth proportional to 6,759,920.40, 10,139,880.60 and 3,392,912.40 is: 5,089,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759,920.40 : 10,139,880.60 = 3,392,912.40 : x
  2. Step 2: Convert to fraction form
    6,759,920.40/10,139,880.60 = 3,392,912.40/x
  3. Step 3: Cross multiply
    6,759,920.40x = 10,139,880.60 × 3,392,912.40
  4. Step 4: Simplify right side
    6,759,920.40x = 34,403,726,622,259.44
  5. Step 5: Solve for x
    x = 34,403,726,622,259.44/6,759,920.40
  6. Step 6: Final answer
    x = 5,089,368.60

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1.5x scale

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.