Finding the Fourth Proportional to 17,993,352.17, 24,804,999.93 and 12,827,745.65
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Solution
The fourth proportional to 17,993,352.17, 24,804,999.93 and 12,827,745.65 is: 17,683,877.19
Step by Step Solution
- Step 1: Write the proportion equation
17,993,352.17 : 24,804,999.93 = 12,827,745.65 : x - Step 2: Convert to fraction form
17,993,352.17/24,804,999.93 = 12,827,745.65/x - Step 3: Cross multiply
17,993,352.17x = 24,804,999.93 × 12,827,745.65 - Step 4: Simplify right side
17,993,352.17x = 318,192,230,060,424.38 - Step 5: Solve for x
x = 318,192,230,060,424.38/17,993,352.17 - Step 6: Final answer
x = 17,683,877.19
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1.5x scale
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.