Finding the Fourth Proportional to 8,246,381.70, 12,374,396.10 and 3,453,668.40
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Solution
The fourth proportional to 8,246,381.70, 12,374,396.10 and 3,453,668.40 is: 5,182,522.75
Step by Step Solution
- Step 1: Write the proportion equation
8,246,381.70 : 12,374,396.10 = 3,453,668.40 : x - Step 2: Convert to fraction form
8,246,381.70/12,374,396.10 = 3,453,668.40/x - Step 3: Cross multiply
8,246,381.70x = 12,374,396.10 × 3,453,668.40 - Step 4: Simplify right side
8,246,381.70x = 42,737,060,779,653.23 - Step 5: Solve for x
x = 42,737,060,779,653.23/8,246,381.70 - Step 6: Final answer
x = 5,182,522.75
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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.