Finding the Fourth Proportional to 74,188,660.17, 102,392,610.66 and 41,159,550.59
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Solution
The fourth proportional to 74,188,660.17, 102,392,610.66 and 41,159,550.59 is: 56,806,981.39
Step by Step Solution
- Step 1: Write the proportion equation
74,188,660.17 : 102,392,610.66 = 41,159,550.59 : x - Step 2: Convert to fraction form
74,188,660.17/102,392,610.66 = 41,159,550.59/x - Step 3: Cross multiply
74,188,660.17x = 102,392,610.66 × 41,159,550.59 - Step 4: Simplify right side
74,188,660.17x = 4,214,433,837,990,480 - Step 5: Solve for x
x = 4,214,433,837,990,480/74,188,660.17 - Step 6: Final answer
x = 56,806,981.39
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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.