Finding the Fourth Proportional to 7,883,895.24, 10,879,673.76 and 4,447,243.44
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Solution
The fourth proportional to 7,883,895.24, 10,879,673.76 and 4,447,243.44 is: 6,137,138.60
Step by Step Solution
- Step 1: Write the proportion equation
7,883,895.24 : 10,879,673.76 = 4,447,243.44 : x - Step 2: Convert to fraction form
7,883,895.24/10,879,673.76 = 4,447,243.44/x - Step 3: Cross multiply
7,883,895.24x = 10,879,673.76 × 4,447,243.44 - Step 4: Simplify right side
7,883,895.24x = 48,384,557,758,500.14 - Step 5: Solve for x
x = 48,384,557,758,500.14/7,883,895.24 - Step 6: Final answer
x = 6,137,138.60
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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.