Finding the Fourth Proportional to 35,982,608.68, 53,973,869.26 and 11,721,495.96
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Solution
The fourth proportional to 35,982,608.68, 53,973,869.26 and 11,721,495.96 is: 17,582,229.68
Step by Step Solution
- Step 1: Write the proportion equation
35,982,608.68 : 53,973,869.26 = 11,721,495.96 : x - Step 2: Convert to fraction form
35,982,608.68/53,973,869.26 = 11,721,495.96/x - Step 3: Cross multiply
35,982,608.68x = 53,973,869.26 × 11,721,495.96 - Step 4: Simplify right side
35,982,608.68x = 632,654,490,476,658.25 - Step 5: Solve for x
x = 632,654,490,476,658.25/35,982,608.68 - Step 6: Final answer
x = 17,582,229.68
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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.