Finding the Fourth Proportional to 10,791,658.20, 16,182,821.70 and 5,398,224.60
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Solution
The fourth proportional to 10,791,658.20, 16,182,821.70 and 5,398,224.60 is: 8,095,003.06
Step by Step Solution
- Step 1: Write the proportion equation
10,791,658.20 : 16,182,821.70 = 5,398,224.60 : x - Step 2: Convert to fraction form
10,791,658.20/16,182,821.70 = 5,398,224.60/x - Step 3: Cross multiply
10,791,658.20x = 16,182,821.70 × 5,398,224.60 - Step 4: Simplify right side
10,791,658.20x = 87,358,506,198,353.81 - Step 5: Solve for x
x = 87,358,506,198,353.81/10,791,658.20 - Step 6: Final answer
x = 8,095,003.06
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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.