Finding the Fourth Proportional to 7,986,536.96, 11,026,741.02 and 4,724,399.66
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Solution
The fourth proportional to 7,986,536.96, 11,026,741.02 and 4,724,399.66 is: 6,522,818.56
Step by Step Solution
- Step 1: Write the proportion equation
7,986,536.96 : 11,026,741.02 = 4,724,399.66 : x - Step 2: Convert to fraction form
7,986,536.96/11,026,741.02 = 4,724,399.66/x - Step 3: Cross multiply
7,986,536.96x = 11,026,741.02 × 4,724,399.66 - Step 4: Simplify right side
7,986,536.96x = 52,094,731,525,796.05 - Step 5: Solve for x
x = 52,094,731,525,796.05/7,986,536.96 - Step 6: Final answer
x = 6,522,818.56
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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.