Finding the Fourth Proportional to 76,606,514.60, 114,901,283.58 and 27,420,403.46
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Solution
The fourth proportional to 76,606,514.60, 114,901,283.58 and 27,420,403.46 is: 41,127,566.90
Step by Step Solution
- Step 1: Write the proportion equation
76,606,514.60 : 114,901,283.58 = 27,420,403.46 : x - Step 2: Convert to fraction form
76,606,514.60/114,901,283.58 = 27,420,403.46/x - Step 3: Cross multiply
76,606,514.60x = 114,901,283.58 × 27,420,403.46 - Step 4: Simplify right side
76,606,514.60x = 3,150,639,553,835,473 - Step 5: Solve for x
x = 3,150,639,553,835,473/76,606,514.60 - Step 6: Final answer
x = 41,127,566.90
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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.