Finding the Fourth Proportional to 56,235,097.26, 77,611,613.01 and 31,456,660.68
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Solution
The fourth proportional to 56,235,097.26, 77,611,613.01 and 31,456,660.68 is: 43,414,207.39
Step by Step Solution
- Step 1: Write the proportion equation
56,235,097.26 : 77,611,613.01 = 31,456,660.68 : x - Step 2: Convert to fraction form
56,235,097.26/77,611,613.01 = 31,456,660.68/x - Step 3: Cross multiply
56,235,097.26x = 77,611,613.01 × 31,456,660.68 - Step 4: Simplify right side
56,235,097.26x = 2,441,402,175,283,043.50 - Step 5: Solve for x
x = 2,441,402,175,283,043.50/56,235,097.26 - Step 6: Final answer
x = 43,414,207.39
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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.