Finding the Fourth Proportional to 31,104,227.40, 46,656,341.10 and 19,625,101.80
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Solution
The fourth proportional to 31,104,227.40, 46,656,341.10 and 19,625,101.80 is: 29,437,652.70
Step by Step Solution
- Step 1: Write the proportion equation
31,104,227.40 : 46,656,341.10 = 19,625,101.80 : x - Step 2: Convert to fraction form
31,104,227.40/46,656,341.10 = 19,625,101.80/x - Step 3: Cross multiply
31,104,227.40x = 46,656,341.10 × 19,625,101.80 - Step 4: Simplify right side
31,104,227.40x = 915,635,443,703,024 - Step 5: Solve for x
x = 915,635,443,703,024/31,104,227.40 - Step 6: Final answer
x = 29,437,652.70
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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.