Finding the Fourth Proportional to 7,908,554.96, 11,859,765.53 and 2,720,177.96
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Solution
The fourth proportional to 7,908,554.96, 11,859,765.53 and 2,720,177.96 is: 4,079,212.06
Step by Step Solution
- Step 1: Write the proportion equation
7,908,554.96 : 11,859,765.53 = 2,720,177.96 : x - Step 2: Convert to fraction form
7,908,554.96/11,859,765.53 = 2,720,177.96/x - Step 3: Cross multiply
7,908,554.96x = 11,859,765.53 × 2,720,177.96 - Step 4: Simplify right side
7,908,554.96x = 32,260,672,805,473.71 - Step 5: Solve for x
x = 32,260,672,805,473.71/7,908,554.96 - Step 6: Final answer
x = 4,079,212.06
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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.