Finding the Fourth Proportional to 11,550,099.66, 15,938,943.99 and 6,393,350.22
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Solution
The fourth proportional to 11,550,099.66, 15,938,943.99 and 6,393,350.22 is: 8,822,716.17
Step by Step Solution
- Step 1: Write the proportion equation
11,550,099.66 : 15,938,943.99 = 6,393,350.22 : x - Step 2: Convert to fraction form
11,550,099.66/15,938,943.99 = 6,393,350.22/x - Step 3: Cross multiply
11,550,099.66x = 15,938,943.99 × 6,393,350.22 - Step 4: Simplify right side
11,550,099.66x = 101,903,251,065,034.17 - Step 5: Solve for x
x = 101,903,251,065,034.17/11,550,099.66 - Step 6: Final answer
x = 8,822,716.17
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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.