Finding the Fourth Proportional to 19,800,661.58, 29,703,704.88 and 6,151,263.62
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Solution
The fourth proportional to 19,800,661.58, 29,703,704.88 and 6,151,263.62 is: 9,227,738.10
Step by Step Solution
- Step 1: Write the proportion equation
19,800,661.58 : 29,703,704.88 = 6,151,263.62 : x - Step 2: Convert to fraction form
19,800,661.58/29,703,704.88 = 6,151,263.62/x - Step 3: Cross multiply
19,800,661.58x = 29,703,704.88 × 6,151,263.62 - Step 4: Simplify right side
19,800,661.58x = 182,715,319,207,560.47 - Step 5: Solve for x
x = 182,715,319,207,560.47/19,800,661.58 - Step 6: Final answer
x = 9,227,738.10
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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.