Home / 6,325,111.96-8,728,548.66-3,424,479.28

Finding the Fourth Proportional to 6,325,111.96, 8,728,548.66 and 3,424,479.28

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Solution

The fourth proportional to 6,325,111.96, 8,728,548.66 and 3,424,479.28 is: 4,725,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325,111.96 : 8,728,548.66 = 3,424,479.28 : x
  2. Step 2: Convert to fraction form
    6,325,111.96/8,728,548.66 = 3,424,479.28/x
  3. Step 3: Cross multiply
    6,325,111.96x = 8,728,548.66 × 3,424,479.28
  4. Step 4: Simplify right side
    6,325,111.96x = 29,890,734,030,641.76
  5. Step 5: Solve for x
    x = 29,890,734,030,641.76/6,325,111.96
  6. Step 6: Final answer
    x = 4,725,724.10

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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.