Finding the Fourth Proportional to 8,223,823.98, 11,350,064.61 and 4,738,495.14
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Solution
The fourth proportional to 8,223,823.98, 11,350,064.61 and 4,738,495.14 is: 6,539,807.53
Step by Step Solution
- Step 1: Write the proportion equation
8,223,823.98 : 11,350,064.61 = 4,738,495.14 : x - Step 2: Convert to fraction form
8,223,823.98/11,350,064.61 = 4,738,495.14/x - Step 3: Cross multiply
8,223,823.98x = 11,350,064.61 × 4,738,495.14 - Step 4: Simplify right side
8,223,823.98x = 53,782,225,993,170.99 - Step 5: Solve for x
x = 53,782,225,993,170.99/8,223,823.98 - Step 6: Final answer
x = 6,539,807.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.