Finding the Fourth Proportional to 18,205,239.87, 27,318,633.21 and 6,698,787.10
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Solution
The fourth proportional to 18,205,239.87, 27,318,633.21 and 6,698,787.10 is: 10,052,144.82
Step by Step Solution
- Step 1: Write the proportion equation
18,205,239.87 : 27,318,633.21 = 6,698,787.10 : x - Step 2: Convert to fraction form
18,205,239.87/27,318,633.21 = 6,698,787.10/x - Step 3: Cross multiply
18,205,239.87x = 27,318,633.21 × 6,698,787.10 - Step 4: Simplify right side
18,205,239.87x = 183,001,707,668,483.03 - Step 5: Solve for x
x = 183,001,707,668,483.03/18,205,239.87 - Step 6: Final answer
x = 10,052,144.82
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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.