Finding the Fourth Proportional to 11,243,227.25, 15,515,658.78 and 6,086,588.79
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Solution
The fourth proportional to 11,243,227.25, 15,515,658.78 and 6,086,588.79 is: 8,399,495.34
Step by Step Solution
- Step 1: Write the proportion equation
11,243,227.25 : 15,515,658.78 = 6,086,588.79 : x - Step 2: Convert to fraction form
11,243,227.25/15,515,658.78 = 6,086,588.79/x - Step 3: Cross multiply
11,243,227.25x = 15,515,658.78 × 6,086,588.79 - Step 4: Simplify right side
11,243,227.25x = 94,437,434,799,813.08 - Step 5: Solve for x
x = 94,437,434,799,813.08/11,243,227.25 - Step 6: Final answer
x = 8,399,495.34
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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.