Finding the Fourth Proportional to 7,711,244.19, 10,641,284.40 and 4,226,507.09
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Solution
The fourth proportional to 7,711,244.19, 10,641,284.40 and 4,226,507.09 is: 5,832,452.30
Step by Step Solution
- Step 1: Write the proportion equation
7,711,244.19 : 10,641,284.40 = 4,226,507.09 : x - Step 2: Convert to fraction form
7,711,244.19/10,641,284.40 = 4,226,507.09/x - Step 3: Cross multiply
7,711,244.19x = 10,641,284.40 × 4,226,507.09 - Step 4: Simplify right side
7,711,244.19x = 44,975,463,910,099.98 - Step 5: Solve for x
x = 44,975,463,910,099.98/7,711,244.19 - Step 6: Final answer
x = 5,832,452.30
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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.