Finding the Fourth Proportional to 8,737,689.18, 13,106,522.46 and 2,347,941.64
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Solution
The fourth proportional to 8,737,689.18, 13,106,522.46 and 2,347,941.64 is: 3,521,909.42
Step by Step Solution
- Step 1: Write the proportion equation
8,737,689.18 : 13,106,522.46 = 2,347,941.64 : x - Step 2: Convert to fraction form
8,737,689.18/13,106,522.46 = 2,347,941.64/x - Step 3: Cross multiply
8,737,689.18x = 13,106,522.46 × 2,347,941.64 - Step 4: Simplify right side
8,737,689.18x = 30,773,349,839,429.24 - Step 5: Solve for x
x = 30,773,349,839,429.24/8,737,689.18 - Step 6: Final answer
x = 3,521,909.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.