Finding the Fourth Proportional to 76,930,669.17, 115,397,705.57 and 27,750,454.83
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Solution
The fourth proportional to 76,930,669.17, 115,397,705.57 and 27,750,454.83 is: 41,626,296.12
Step by Step Solution
- Step 1: Write the proportion equation
76,930,669.17 : 115,397,705.57 = 27,750,454.83 : x - Step 2: Convert to fraction form
76,930,669.17/115,397,705.57 = 27,750,454.83/x - Step 3: Cross multiply
76,930,669.17x = 115,397,705.57 × 27,750,454.83 - Step 4: Simplify right side
76,930,669.17x = 3,202,338,815,767,172 - Step 5: Solve for x
x = 3,202,338,815,767,172/76,930,669.17 - Step 6: Final answer
x = 41,626,296.12
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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.