Home / 8,521,261.41-11,759,630.93-5,039,584.74

Finding the Fourth Proportional to 8,521,261.41, 11,759,630.93 and 5,039,584.74

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Solution

The fourth proportional to 8,521,261.41, 11,759,630.93 and 5,039,584.74 is: 6,954,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,261.41 : 11,759,630.93 = 5,039,584.74 : x
  2. Step 2: Convert to fraction form
    8,521,261.41/11,759,630.93 = 5,039,584.74/x
  3. Step 3: Cross multiply
    8,521,261.41x = 11,759,630.93 × 5,039,584.74
  4. Step 4: Simplify right side
    8,521,261.41x = 59,263,656,557,662.09
  5. Step 5: Solve for x
    x = 59,263,656,557,662.09/8,521,261.41
  6. Step 6: Final answer
    x = 6,954,798.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.