Finding the Fourth Proportional to 35,393,021.40, 48,816,292.14 and 26,691,560.76
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Solution
The fourth proportional to 35,393,021.40, 48,816,292.14 and 26,691,560.76 is: 36,814,687.65
Step by Step Solution
- Step 1: Write the proportion equation
35,393,021.40 : 48,816,292.14 = 26,691,560.76 : x - Step 2: Convert to fraction form
35,393,021.40/48,816,292.14 = 26,691,560.76/x - Step 3: Cross multiply
35,393,021.40x = 48,816,292.14 × 26,691,560.76 - Step 4: Simplify right side
35,393,021.40x = 1,302,983,027,732,720.50 - Step 5: Solve for x
x = 1,302,983,027,732,720.50/35,393,021.40 - Step 6: Final answer
x = 36,814,687.65
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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.