Finding the Fourth Proportional to 7,353,898.81, 11,032,619.69 and 2,305,209.31
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Solution
The fourth proportional to 7,353,898.81, 11,032,619.69 and 2,305,209.31 is: 3,458,369.27
Step by Step Solution
- Step 1: Write the proportion equation
7,353,898.81 : 11,032,619.69 = 2,305,209.31 : x - Step 2: Convert to fraction form
7,353,898.81/11,032,619.69 = 2,305,209.31/x - Step 3: Cross multiply
7,353,898.81x = 11,032,619.69 × 2,305,209.31 - Step 4: Simplify right side
7,353,898.81x = 25,432,497,623,077.31 - Step 5: Solve for x
x = 25,432,497,623,077.31/7,353,898.81 - Step 6: Final answer
x = 3,458,369.27
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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.