Finding the Fourth Proportional to 7,338,434.05, 11,007,651.08 and 3,937,211.65
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Solution
The fourth proportional to 7,338,434.05, 11,007,651.08 and 3,937,211.65 is: 5,905,817.48
Step by Step Solution
- Step 1: Write the proportion equation
7,338,434.05 : 11,007,651.08 = 3,937,211.65 : x - Step 2: Convert to fraction form
7,338,434.05/11,007,651.08 = 3,937,211.65/x - Step 3: Cross multiply
7,338,434.05x = 11,007,651.08 × 3,937,211.65 - Step 4: Simplify right side
7,338,434.05x = 43,339,452,051,625.02 - Step 5: Solve for x
x = 43,339,452,051,625.02/7,338,434.05 - Step 6: Final answer
x = 5,905,817.48
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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.