Finding the Fourth Proportional to 51,675,674.22, 71,314,045.47 and 29,653,202.07
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Solution
The fourth proportional to 51,675,674.22, 71,314,045.47 and 29,653,202.07 is: 40,922,345.62
Step by Step Solution
- Step 1: Write the proportion equation
51,675,674.22 : 71,314,045.47 = 29,653,202.07 : x - Step 2: Convert to fraction form
51,675,674.22/71,314,045.47 = 29,653,202.07/x - Step 3: Cross multiply
51,675,674.22x = 71,314,045.47 × 29,653,202.07 - Step 4: Simplify right side
51,675,674.22x = 2,114,689,800,751,078 - Step 5: Solve for x
x = 2,114,689,800,751,078/51,675,674.22 - Step 6: Final answer
x = 40,922,345.62
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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.