Finding the Fourth Proportional to 5,361,248.10, 8,040,950.55 and 1,993,721.70
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Solution
The fourth proportional to 5,361,248.10, 8,040,950.55 and 1,993,721.70 is: 2,990,239.83
Step by Step Solution
- Step 1: Write the proportion equation
5,361,248.10 : 8,040,950.55 = 1,993,721.70 : x - Step 2: Convert to fraction form
5,361,248.10/8,040,950.55 = 1,993,721.70/x - Step 3: Cross multiply
5,361,248.10x = 8,040,950.55 × 1,993,721.70 - Step 4: Simplify right side
5,361,248.10x = 16,031,417,600,161.93 - Step 5: Solve for x
x = 16,031,417,600,161.93/5,361,248.10 - Step 6: Final answer
x = 2,990,239.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.