Finding the Fourth Proportional to 40,394,598.72, 55,744,750.80 and 22,059,883.68
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Solution
The fourth proportional to 40,394,598.72, 55,744,750.80 and 22,059,883.68 is: 30,442,751.19
Step by Step Solution
- Step 1: Write the proportion equation
40,394,598.72 : 55,744,750.80 = 22,059,883.68 : x - Step 2: Convert to fraction form
40,394,598.72/55,744,750.80 = 22,059,883.68/x - Step 3: Cross multiply
40,394,598.72x = 55,744,750.80 × 22,059,883.68 - Step 4: Simplify right side
40,394,598.72x = 1,229,722,718,418,586.75 - Step 5: Solve for x
x = 1,229,722,718,418,586.75/40,394,598.72 - Step 6: Final answer
x = 30,442,751.19
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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.