Finding the Fourth Proportional to 53,521,912.25, 73,854,315.35 and 29,678,939.96
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Solution
The fourth proportional to 53,521,912.25, 73,854,315.35 and 29,678,939.96 is: 40,953,652.42
Step by Step Solution
- Step 1: Write the proportion equation
53,521,912.25 : 73,854,315.35 = 29,678,939.96 : x - Step 2: Convert to fraction form
53,521,912.25/73,854,315.35 = 29,678,939.96/x - Step 3: Cross multiply
53,521,912.25x = 73,854,315.35 × 29,678,939.96 - Step 4: Simplify right side
53,521,912.25x = 2,191,917,791,059,556.25 - Step 5: Solve for x
x = 2,191,917,791,059,556.25/53,521,912.25 - Step 6: Final answer
x = 40,953,652.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.