Finding the Fourth Proportional to 21,855,352.94, 32,777,317.26 and 6,498,506.92
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Solution
The fourth proportional to 21,855,352.94, 32,777,317.26 and 6,498,506.92 is: 9,746,061.92
Step by Step Solution
- Step 1: Write the proportion equation
21,855,352.94 : 32,777,317.26 = 6,498,506.92 : x - Step 2: Convert to fraction form
21,855,352.94/32,777,317.26 = 6,498,506.92/x - Step 3: Cross multiply
21,855,352.94x = 32,777,317.26 × 6,498,506.92 - Step 4: Simplify right side
21,855,352.94x = 213,003,623,033,145.44 - Step 5: Solve for x
x = 213,003,623,033,145.44/21,855,352.94 - Step 6: Final answer
x = 9,746,061.92
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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.