Finding the Fourth Proportional to 7,885,135.84, 11,838,595.56 and 5,450,290.96
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Solution
The fourth proportional to 7,885,135.84, 11,838,595.56 and 5,450,290.96 is: 8,182,964.97
Step by Step Solution
- Step 1: Write the proportion equation
7,885,135.84 : 11,838,595.56 = 5,450,290.96 : x - Step 2: Convert to fraction form
7,885,135.84/11,838,595.56 = 5,450,290.96/x - Step 3: Cross multiply
7,885,135.84x = 11,838,595.56 × 5,450,290.96 - Step 4: Simplify right side
7,885,135.84x = 64,523,790,359,764.14 - Step 5: Solve for x
x = 64,523,790,359,764.14/7,885,135.84 - Step 6: Final answer
x = 8,182,964.97
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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.