Finding the Fourth Proportional to 10,751,990.18, 14,837,739.91 and 5,923,094.18
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Solution
The fourth proportional to 10,751,990.18, 14,837,739.91 and 5,923,094.18 is: 8,173,866.36
Step by Step Solution
- Step 1: Write the proportion equation
10,751,990.18 : 14,837,739.91 = 5,923,094.18 : x - Step 2: Convert to fraction form
10,751,990.18/14,837,739.91 = 5,923,094.18/x - Step 3: Cross multiply
10,751,990.18x = 14,837,739.91 × 5,923,094.18 - Step 4: Simplify right side
10,751,990.18x = 87,885,330,816,278.30 - Step 5: Solve for x
x = 87,885,330,816,278.30/10,751,990.18 - Step 6: Final answer
x = 8,173,866.36
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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.