Finding the Fourth Proportional to 18,413,779, 27,619,511.68 and 5,633,268.28
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Solution
The fourth proportional to 18,413,779, 27,619,511.68 and 5,633,268.28 is: 8,449,548.52
Step by Step Solution
- Step 1: Write the proportion equation
18,413,779 : 27,619,511.68 = 5,633,268.28 : x - Step 2: Convert to fraction form
18,413,779/27,619,511.68 = 5,633,268.28/x - Step 3: Cross multiply
18,413,779x = 27,619,511.68 × 5,633,268.28 - Step 4: Simplify right side
18,413,779x = 155,588,119,056,033.53 - Step 5: Solve for x
x = 155,588,119,056,033.53/18,413,779 - Step 6: Final answer
x = 8,449,548.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.