Finding the Fourth Proportional to 8,349,195.87, 12,495,888.50 and 4,753,997.91
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Solution
The fourth proportional to 8,349,195.87, 12,495,888.50 and 4,753,997.91 is: 7,115,107.70
Step by Step Solution
- Step 1: Write the proportion equation
8,349,195.87 : 12,495,888.50 = 4,753,997.91 : x - Step 2: Convert to fraction form
8,349,195.87/12,495,888.50 = 4,753,997.91/x - Step 3: Cross multiply
8,349,195.87x = 12,495,888.50 × 4,753,997.91 - Step 4: Simplify right side
8,349,195.87x = 59,405,427,788,823.05 - Step 5: Solve for x
x = 59,405,427,788,823.05/8,349,195.87 - Step 6: Final answer
x = 7,115,107.70
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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.