Finding the Fourth Proportional to 18,480,281.93, 27,718,305.08 and 4,834,745.12
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Solution
The fourth proportional to 18,480,281.93, 27,718,305.08 and 4,834,745.12 is: 7,251,563.62
Step by Step Solution
- Step 1: Write the proportion equation
18,480,281.93 : 27,718,305.08 = 4,834,745.12 : x - Step 2: Convert to fraction form
18,480,281.93/27,718,305.08 = 4,834,745.12/x - Step 3: Cross multiply
18,480,281.93x = 27,718,305.08 × 4,834,745.12 - Step 4: Simplify right side
18,480,281.93x = 134,010,940,136,603.23 - Step 5: Solve for x
x = 134,010,940,136,603.23/18,480,281.93 - Step 6: Final answer
x = 7,251,563.62
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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.