Finding the Fourth Proportional to 36,220,339.18, 49,979,531.29 and 24,485,140.95
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Solution
The fourth proportional to 36,220,339.18, 49,979,531.29 and 24,485,140.95 is: 33,786,427.63
Step by Step Solution
- Step 1: Write the proportion equation
36,220,339.18 : 49,979,531.29 = 24,485,140.95 : x - Step 2: Convert to fraction form
36,220,339.18/49,979,531.29 = 24,485,140.95/x - Step 3: Cross multiply
36,220,339.18x = 49,979,531.29 × 24,485,140.95 - Step 4: Simplify right side
36,220,339.18x = 1,223,755,868,436,747 - Step 5: Solve for x
x = 1,223,755,868,436,747/36,220,339.18 - Step 6: Final answer
x = 33,786,427.63
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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.