Finding the Fourth Proportional to 6,770,299.14, 10,085,081.99 and 6,403,597.56
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Solution
The fourth proportional to 6,770,299.14, 10,085,081.99 and 6,403,597.56 is: 9,538,840.91
Step by Step Solution
- Step 1: Write the proportion equation
6,770,299.14 : 10,085,081.99 = 6,403,597.56 : x - Step 2: Convert to fraction form
6,770,299.14/10,085,081.99 = 6,403,597.56/x - Step 3: Cross multiply
6,770,299.14x = 10,085,081.99 × 6,403,597.56 - Step 4: Simplify right side
6,770,299.14x = 64,580,806,391,545.95 - Step 5: Solve for x
x = 64,580,806,391,545.95/6,770,299.14 - Step 6: Final answer
x = 9,538,840.91
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.