Finding the Fourth Proportional to 7,885,141.84, 11,838,604.56 and 5,450,296.96
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Solution
The fourth proportional to 7,885,141.84, 11,838,604.56 and 5,450,296.96 is: 8,182,973.97
Step by Step Solution
- Step 1: Write the proportion equation
7,885,141.84 : 11,838,604.56 = 5,450,296.96 : x - Step 2: Convert to fraction form
7,885,141.84/11,838,604.56 = 5,450,296.96/x - Step 3: Cross multiply
7,885,141.84x = 11,838,604.56 × 5,450,296.96 - Step 4: Simplify right side
7,885,141.84x = 64,523,910,444,010.14 - Step 5: Solve for x
x = 64,523,910,444,010.14/7,885,141.84 - Step 6: Final answer
x = 8,182,973.97
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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.