Finding the Fourth Proportional to 19,968,054.80, 29,910,091.80 and 16,608,822.80
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Solution
The fourth proportional to 19,968,054.80, 29,910,091.80 and 16,608,822.80 is: 24,878,307.86
Step by Step Solution
- Step 1: Write the proportion equation
19,968,054.80 : 29,910,091.80 = 16,608,822.80 : x - Step 2: Convert to fraction form
19,968,054.80/29,910,091.80 = 16,608,822.80/x - Step 3: Cross multiply
19,968,054.80x = 29,910,091.80 × 16,608,822.80 - Step 4: Simplify right side
19,968,054.80x = 496,771,414,637,933.06 - Step 5: Solve for x
x = 496,771,414,637,933.06/19,968,054.80 - Step 6: Final answer
x = 24,878,307.86
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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.