Finding the Fourth Proportional to 10,715,106.88, 14,787,122.53 and 5,820,609.08
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Solution
The fourth proportional to 10,715,106.88, 14,787,122.53 and 5,820,609.08 is: 8,032,589.93
Step by Step Solution
- Step 1: Write the proportion equation
10,715,106.88 : 14,787,122.53 = 5,820,609.08 : x - Step 2: Convert to fraction form
10,715,106.88/14,787,122.53 = 5,820,609.08/x - Step 3: Cross multiply
10,715,106.88x = 14,787,122.53 × 5,820,609.08 - Step 4: Simplify right side
10,715,106.88x = 86,070,059,665,190.56 - Step 5: Solve for x
x = 86,070,059,665,190.56/10,715,106.88 - Step 6: Final answer
x = 8,032,589.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.