Finding the Fourth Proportional to 5,515,006.04, 8,272,972.11 and 1,676,861.79
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Solution
The fourth proportional to 5,515,006.04, 8,272,972.11 and 1,676,861.79 is: 2,515,433.48
Step by Step Solution
- Step 1: Write the proportion equation
5,515,006.04 : 8,272,972.11 = 1,676,861.79 : x - Step 2: Convert to fraction form
5,515,006.04/8,272,972.11 = 1,676,861.79/x - Step 3: Cross multiply
5,515,006.04x = 8,272,972.11 × 1,676,861.79 - Step 4: Simplify right side
5,515,006.04x = 13,872,630,817,111.45 - Step 5: Solve for x
x = 13,872,630,817,111.45/5,515,006.04 - Step 6: Final answer
x = 2,515,433.48
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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.