Finding the Fourth Proportional to 12,427,377.24, 18,643,888.98 and 3,792,249.48
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Solution
The fourth proportional to 12,427,377.24, 18,643,888.98 and 3,792,249.48 is: 5,689,235.70
Step by Step Solution
- Step 1: Write the proportion equation
12,427,377.24 : 18,643,888.98 = 3,792,249.48 : x - Step 2: Convert to fraction form
12,427,377.24/18,643,888.98 = 3,792,249.48/x - Step 3: Cross multiply
12,427,377.24x = 18,643,888.98 × 3,792,249.48 - Step 4: Simplify right side
12,427,377.24x = 70,702,278,289,582.73 - Step 5: Solve for x
x = 70,702,278,289,582.73/12,427,377.24 - Step 6: Final answer
x = 5,689,235.70
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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.