Finding the Fourth Proportional to 52,497,690.36, 78,750,319.37 and 20,149,592.94
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Solution
The fourth proportional to 52,497,690.36, 78,750,319.37 and 20,149,592.94 is: 30,225,841.72
Step by Step Solution
- Step 1: Write the proportion equation
52,497,690.36 : 78,750,319.37 = 20,149,592.94 : x - Step 2: Convert to fraction form
52,497,690.36/78,750,319.37 = 20,149,592.94/x - Step 3: Cross multiply
52,497,690.36x = 78,750,319.37 × 20,149,592.94 - Step 4: Simplify right side
52,497,690.36x = 1,586,786,879,546,185 - Step 5: Solve for x
x = 1,586,786,879,546,185/52,497,690.36 - Step 6: Final answer
x = 30,225,841.72
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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.