Finding the Fourth Proportional to 21,542,619.36, 32,313,840.48 and 8,763,016.08
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Solution
The fourth proportional to 21,542,619.36, 32,313,840.48 and 8,763,016.08 is: 13,144,488.10
Step by Step Solution
- Step 1: Write the proportion equation
21,542,619.36 : 32,313,840.48 = 8,763,016.08 : x - Step 2: Convert to fraction form
21,542,619.36/32,313,840.48 = 8,763,016.08/x - Step 3: Cross multiply
21,542,619.36x = 32,313,840.48 × 8,763,016.08 - Step 4: Simplify right side
21,542,619.36x = 283,166,703,732,794.94 - Step 5: Solve for x
x = 283,166,703,732,794.94/21,542,619.36 - Step 6: Final answer
x = 13,144,488.10
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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.