Finding the Fourth Proportional to 16,645,988.44, 24,968,865.98 and 8,561,218.04
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Solution
The fourth proportional to 16,645,988.44, 24,968,865.98 and 8,561,218.04 is: 12,841,767.05
Step by Step Solution
- Step 1: Write the proportion equation
16,645,988.44 : 24,968,865.98 = 8,561,218.04 : x - Step 2: Convert to fraction form
16,645,988.44/24,968,865.98 = 8,561,218.04/x - Step 3: Cross multiply
16,645,988.44x = 24,968,865.98 × 8,561,218.04 - Step 4: Simplify right side
16,645,988.44x = 213,763,905,866,318.25 - Step 5: Solve for x
x = 213,763,905,866,318.25/16,645,988.44 - Step 6: Final answer
x = 12,841,767.05
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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.