Finding the Fourth Proportional to 7,787,307.87, 11,683,069.97 and 2,395,844.19
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Solution
The fourth proportional to 7,787,307.87, 11,683,069.97 and 2,395,844.19 is: 3,594,414.88
Step by Step Solution
- Step 1: Write the proportion equation
7,787,307.87 : 11,683,069.97 = 2,395,844.19 : x - Step 2: Convert to fraction form
7,787,307.87/11,683,069.97 = 2,395,844.19/x - Step 3: Cross multiply
7,787,307.87x = 11,683,069.97 × 2,395,844.19 - Step 4: Simplify right side
7,787,307.87x = 27,990,815,297,008.75 - Step 5: Solve for x
x = 27,990,815,297,008.75/7,787,307.87 - Step 6: Final answer
x = 3,594,414.88
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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.