Finding the Fourth Proportional to 6,658,907.67, 9,988,705.96 and 2,110,439.75
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Solution
The fourth proportional to 6,658,907.67, 9,988,705.96 and 2,110,439.75 is: 3,165,768.79
Step by Step Solution
- Step 1: Write the proportion equation
6,658,907.67 : 9,988,705.96 = 2,110,439.75 : x - Step 2: Convert to fraction form
6,658,907.67/9,988,705.96 = 2,110,439.75/x - Step 3: Cross multiply
6,658,907.67x = 9,988,705.96 × 2,110,439.75 - Step 4: Simplify right side
6,658,907.67x = 21,080,562,053,826.28 - Step 5: Solve for x
x = 21,080,562,053,826.28/6,658,907.67 - Step 6: Final answer
x = 3,165,768.79
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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.