Finding the Fourth Proportional to 6,960,387.09, 9,606,489.39 and 4,059,777.96
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Solution
The fourth proportional to 6,960,387.09, 9,606,489.39 and 4,059,777.96 is: 5,603,167.38
Step by Step Solution
- Step 1: Write the proportion equation
6,960,387.09 : 9,606,489.39 = 4,059,777.96 : x - Step 2: Convert to fraction form
6,960,387.09/9,606,489.39 = 4,059,777.96/x - Step 3: Cross multiply
6,960,387.09x = 9,606,489.39 × 4,059,777.96 - Step 4: Simplify right side
6,960,387.09x = 39,000,213,898,495.84 - Step 5: Solve for x
x = 39,000,213,898,495.84/6,960,387.09 - Step 6: Final answer
x = 5,603,167.38
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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.