Finding the Fourth Proportional to 7,624,061.28, 11,427,229.92 and 2,828,691.84
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Solution
The fourth proportional to 7,624,061.28, 11,427,229.92 and 2,828,691.84 is: 4,239,749.77
Step by Step Solution
- Step 1: Write the proportion equation
7,624,061.28 : 11,427,229.92 = 2,828,691.84 : x - Step 2: Convert to fraction form
7,624,061.28/11,427,229.92 = 2,828,691.84/x - Step 3: Cross multiply
7,624,061.28x = 11,427,229.92 × 2,828,691.84 - Step 4: Simplify right side
7,624,061.28x = 32,324,112,028,507.85 - Step 5: Solve for x
x = 32,324,112,028,507.85/7,624,061.28 - Step 6: Final answer
x = 4,239,749.77
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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.