Finding the Fourth Proportional to 7,627,473.88, 10,521,516.64 and 4,569,916.66
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Solution
The fourth proportional to 7,627,473.88, 10,521,516.64 and 4,569,916.66 is: 6,303,850.39
Step by Step Solution
- Step 1: Write the proportion equation
7,627,473.88 : 10,521,516.64 = 4,569,916.66 : x - Step 2: Convert to fraction form
7,627,473.88/10,521,516.64 = 4,569,916.66/x - Step 3: Cross multiply
7,627,473.88x = 10,521,516.64 × 4,569,916.66 - Step 4: Simplify right side
7,627,473.88x = 48,082,454,181,603.23 - Step 5: Solve for x
x = 48,082,454,181,603.23/7,627,473.88 - Step 6: Final answer
x = 6,303,850.39
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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.