Finding the Fourth Proportional to 6,895,543.26, 9,515,849.24 and 3,996,615.64
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Solution
The fourth proportional to 6,895,543.26, 9,515,849.24 and 3,996,615.64 is: 5,515,329.31
Step by Step Solution
- Step 1: Write the proportion equation
6,895,543.26 : 9,515,849.24 = 3,996,615.64 : x - Step 2: Convert to fraction form
6,895,543.26/9,515,849.24 = 3,996,615.64/x - Step 3: Cross multiply
6,895,543.26x = 9,515,849.24 × 3,996,615.64 - Step 4: Simplify right side
6,895,543.26x = 38,031,191,832,903.78 - Step 5: Solve for x
x = 38,031,191,832,903.78/6,895,543.26 - Step 6: Final answer
x = 5,515,329.31
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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.