Finding the Fourth Proportional to 71,160,721.46, 106,720,142.70 and 32,276,677.94
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Solution
The fourth proportional to 71,160,721.46, 106,720,142.70 and 32,276,677.94 is: 48,405,519.29
Step by Step Solution
- Step 1: Write the proportion equation
71,160,721.46 : 106,720,142.70 = 32,276,677.94 : x - Step 2: Convert to fraction form
71,160,721.46/106,720,142.70 = 32,276,677.94/x - Step 3: Cross multiply
71,160,721.46x = 106,720,142.70 × 32,276,677.94 - Step 4: Simplify right side
71,160,721.46x = 3,444,571,675,638,742.50 - Step 5: Solve for x
x = 3,444,571,675,638,742.50/71,160,721.46 - Step 6: Final answer
x = 48,405,519.29
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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.