Finding the Fourth Proportional to 91,080,887.69, 136,478,340.70 and 61,948,620.68
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Solution
The fourth proportional to 91,080,887.69, 136,478,340.70 and 61,948,620.68 is: 92,825,675.86
Step by Step Solution
- Step 1: Write the proportion equation
91,080,887.69 : 136,478,340.70 = 61,948,620.68 : x - Step 2: Convert to fraction form
91,080,887.69/136,478,340.70 = 61,948,620.68/x - Step 3: Cross multiply
91,080,887.69x = 136,478,340.70 × 61,948,620.68 - Step 4: Simplify right side
91,080,887.69x = 8,454,644,958,222,841 - Step 5: Solve for x
x = 8,454,644,958,222,841/91,080,887.69 - Step 6: Final answer
x = 92,825,675.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.