Finding the Fourth Proportional to 6,129,352.95, 8,458,506.68 and 3,552,528.41
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Solution
The fourth proportional to 6,129,352.95, 8,458,506.68 and 3,552,528.41 is: 4,902,488.97
Step by Step Solution
- Step 1: Write the proportion equation
6,129,352.95 : 8,458,506.68 = 3,552,528.41 : x - Step 2: Convert to fraction form
6,129,352.95/8,458,506.68 = 3,552,528.41/x - Step 3: Cross multiply
6,129,352.95x = 8,458,506.68 × 3,552,528.41 - Step 4: Simplify right side
6,129,352.95x = 30,049,085,226,819.61 - Step 5: Solve for x
x = 30,049,085,226,819.61/6,129,352.95 - Step 6: Final answer
x = 4,902,488.97
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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.