Finding the Fourth Proportional to 18,479,234.03, 27,709,599.96 and 5,698,077.98
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Solution
The fourth proportional to 18,479,234.03, 27,709,599.96 and 5,698,077.98 is: 8,544,264.39
Step by Step Solution
- Step 1: Write the proportion equation
18,479,234.03 : 27,709,599.96 = 5,698,077.98 : x - Step 2: Convert to fraction form
18,479,234.03/27,709,599.96 = 5,698,077.98/x - Step 3: Cross multiply
18,479,234.03x = 27,709,599.96 × 5,698,077.98 - Step 4: Simplify right side
18,479,234.03x = 157,891,461,228,136.88 - Step 5: Solve for x
x = 157,891,461,228,136.88/18,479,234.03 - Step 6: Final answer
x = 8,544,264.39
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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.