Finding the Fourth Proportional to 5,472,701.70, 8,209,052.55 and 4,477,373.70
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Solution
The fourth proportional to 5,472,701.70, 8,209,052.55 and 4,477,373.70 is: 6,716,060.55
Step by Step Solution
- Step 1: Write the proportion equation
5,472,701.70 : 8,209,052.55 = 4,477,373.70 : x - Step 2: Convert to fraction form
5,472,701.70/8,209,052.55 = 4,477,373.70/x - Step 3: Cross multiply
5,472,701.70x = 8,209,052.55 × 4,477,373.70 - Step 4: Simplify right side
5,472,701.70x = 36,754,995,989,287.94 - Step 5: Solve for x
x = 36,754,995,989,287.94/5,472,701.70 - Step 6: Final answer
x = 6,716,060.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.