Finding the Fourth Proportional to 10,776,055.80, 16,164,083.70 and 6,297,079.80
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Solution
The fourth proportional to 10,776,055.80, 16,164,083.70 and 6,297,079.80 is: 9,445,619.70
Step by Step Solution
- Step 1: Write the proportion equation
10,776,055.80 : 16,164,083.70 = 6,297,079.80 : x - Step 2: Convert to fraction form
10,776,055.80/16,164,083.70 = 6,297,079.80/x - Step 3: Cross multiply
10,776,055.80x = 16,164,083.70 × 6,297,079.80 - Step 4: Simplify right side
10,776,055.80x = 101,786,524,952,779.25 - Step 5: Solve for x
x = 101,786,524,952,779.25/10,776,055.80 - Step 6: Final answer
x = 9,445,619.70
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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.