Finding the Fourth Proportional to 36,256,663.48, 54,371,231.70 and 11,988,311.80
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Solution
The fourth proportional to 36,256,663.48, 54,371,231.70 and 11,988,311.80 is: 17,977,916.77
Step by Step Solution
- Step 1: Write the proportion equation
36,256,663.48 : 54,371,231.70 = 11,988,311.80 : x - Step 2: Convert to fraction form
36,256,663.48/54,371,231.70 = 11,988,311.80/x - Step 3: Cross multiply
36,256,663.48x = 54,371,231.70 × 11,988,311.80 - Step 4: Simplify right side
36,256,663.48x = 651,819,278,569,644.12 - Step 5: Solve for x
x = 651,819,278,569,644.12/36,256,663.48 - Step 6: Final answer
x = 17,977,916.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.