Finding the Fourth Proportional to 11,788,483.44, 16,262,152.08 and 6,890,505.12
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Solution
The fourth proportional to 11,788,483.44, 16,262,152.08 and 6,890,505.12 is: 9,505,416.26
Step by Step Solution
- Step 1: Write the proportion equation
11,788,483.44 : 16,262,152.08 = 6,890,505.12 : x - Step 2: Convert to fraction form
11,788,483.44/16,262,152.08 = 6,890,505.12/x - Step 3: Cross multiply
11,788,483.44x = 16,262,152.08 × 6,890,505.12 - Step 4: Simplify right side
11,788,483.44x = 112,054,442,169,458.66 - Step 5: Solve for x
x = 112,054,442,169,458.66/11,788,483.44 - Step 6: Final answer
x = 9,505,416.26
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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.