Finding the Fourth Proportional to 10,310,233.29, 15,478,866 and 6,913,718.05
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Solution
The fourth proportional to 10,310,233.29, 15,478,866 and 6,913,718.05 is: 10,379,640.52
Step by Step Solution
- Step 1: Write the proportion equation
10,310,233.29 : 15,478,866 = 6,913,718.05 : x - Step 2: Convert to fraction form
10,310,233.29/15,478,866 = 6,913,718.05/x - Step 3: Cross multiply
10,310,233.29x = 15,478,866 × 6,913,718.05 - Step 4: Simplify right side
10,310,233.29x = 107,016,515,257,731.30 - Step 5: Solve for x
x = 107,016,515,257,731.30/10,310,233.29 - Step 6: Final answer
x = 10,379,640.52
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1.5x scale
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.