Home / 6,158,517.53-8,498,410.75-3,405,039.57

Finding the Fourth Proportional to 6,158,517.53, 8,498,410.75 and 3,405,039.57

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Solution

The fourth proportional to 6,158,517.53, 8,498,410.75 and 3,405,039.57 is: 4,698,764.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158,517.53 : 8,498,410.75 = 3,405,039.57 : x
  2. Step 2: Convert to fraction form
    6,158,517.53/8,498,410.75 = 3,405,039.57/x
  3. Step 3: Cross multiply
    6,158,517.53x = 8,498,410.75 × 3,405,039.57
  4. Step 4: Simplify right side
    6,158,517.53x = 28,937,424,885,863.38
  5. Step 5: Solve for x
    x = 28,937,424,885,863.38/6,158,517.53
  6. Step 6: Final answer
    x = 4,698,764.72

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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.