Finding the Fourth Proportional to 61,167,411.36, 91,699,691.76 and 40,910,827.68
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Solution
The fourth proportional to 61,167,411.36, 91,699,691.76 and 40,910,827.68 is: 61,331,846.56
Step by Step Solution
- Step 1: Write the proportion equation
61,167,411.36 : 91,699,691.76 = 40,910,827.68 : x - Step 2: Convert to fraction form
61,167,411.36/91,699,691.76 = 40,910,827.68/x - Step 3: Cross multiply
61,167,411.36x = 91,699,691.76 × 40,910,827.68 - Step 4: Simplify right side
61,167,411.36x = 3,751,510,287,902,476 - Step 5: Solve for x
x = 3,751,510,287,902,476/61,167,411.36 - Step 6: Final answer
x = 61,331,846.56
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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.