Finding the Fourth Proportional to 6,033,621.70, 8,326,222.70 and 3,420,368.18
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Solution
The fourth proportional to 6,033,621.70, 8,326,222.70 and 3,420,368.18 is: 4,720,008.74
Step by Step Solution
- Step 1: Write the proportion equation
6,033,621.70 : 8,326,222.70 = 3,420,368.18 : x - Step 2: Convert to fraction form
6,033,621.70/8,326,222.70 = 3,420,368.18/x - Step 3: Cross multiply
6,033,621.70x = 8,326,222.70 × 3,420,368.18 - Step 4: Simplify right side
6,033,621.70x = 28,478,747,123,940.73 - Step 5: Solve for x
x = 28,478,747,123,940.73/6,033,621.70 - Step 6: Final answer
x = 4,720,008.74
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1.5x scale
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.