Finding the Fourth Proportional to 57,752,786.40, 86,570,887.12 and 36,202,521.70
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Solution
The fourth proportional to 57,752,786.40, 86,570,887.12 and 36,202,521.70 is: 54,267,241.72
Step by Step Solution
- Step 1: Write the proportion equation
57,752,786.40 : 86,570,887.12 = 36,202,521.70 : x - Step 2: Convert to fraction form
57,752,786.40/86,570,887.12 = 36,202,521.70/x - Step 3: Cross multiply
57,752,786.40x = 86,570,887.12 × 36,202,521.70 - Step 4: Simplify right side
57,752,786.40x = 3,134,084,419,550,051 - Step 5: Solve for x
x = 3,134,084,419,550,051/57,752,786.40 - Step 6: Final answer
x = 54,267,241.72
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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.