Finding the Fourth Proportional to 5,145,342.04, 7,722,638.94 and 2,751,233.08
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Solution
The fourth proportional to 5,145,342.04, 7,722,638.94 and 2,751,233.08 is: 4,129,323.09
Step by Step Solution
- Step 1: Write the proportion equation
5,145,342.04 : 7,722,638.94 = 2,751,233.08 : x - Step 2: Convert to fraction form
5,145,342.04/7,722,638.94 = 2,751,233.08/x - Step 3: Cross multiply
5,145,342.04x = 7,722,638.94 × 2,751,233.08 - Step 4: Simplify right side
5,145,342.04x = 21,246,779,716,624.14 - Step 5: Solve for x
x = 21,246,779,716,624.14/5,145,342.04 - Step 6: Final answer
x = 4,129,323.09
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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.