Finding the Fourth Proportional to 18,147,653.62, 27,225,466.35 and 5,367,161.95
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Solution
The fourth proportional to 18,147,653.62, 27,225,466.35 and 5,367,161.95 is: 8,051,921.76
Step by Step Solution
- Step 1: Write the proportion equation
18,147,653.62 : 27,225,466.35 = 5,367,161.95 : x - Step 2: Convert to fraction form
18,147,653.62/27,225,466.35 = 5,367,161.95/x - Step 3: Cross multiply
18,147,653.62x = 27,225,466.35 × 5,367,161.95 - Step 4: Simplify right side
18,147,653.62x = 146,123,487,064,725.41 - Step 5: Solve for x
x = 146,123,487,064,725.41/18,147,653.62 - Step 6: Final answer
x = 8,051,921.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.