Home / 8,517,690.80-12,771,870.60-3,463,290.80

Finding the Fourth Proportional to 8,517,690.80, 12,771,870.60 and 3,463,290.80

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Solution

The fourth proportional to 8,517,690.80, 12,771,870.60 and 3,463,290.80 is: 5,193,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,690.80 : 12,771,870.60 = 3,463,290.80 : x
  2. Step 2: Convert to fraction form
    8,517,690.80/12,771,870.60 = 3,463,290.80/x
  3. Step 3: Cross multiply
    8,517,690.80x = 12,771,870.60 × 3,463,290.80
  4. Step 4: Simplify right side
    8,517,690.80x = 44,232,701,947,770.48
  5. Step 5: Solve for x
    x = 44,232,701,947,770.48/8,517,690.80
  6. Step 6: Final answer
    x = 5,193,039.17

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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.