Finding the Fourth Proportional to 11,415,652.48, 17,121,655.96 and 3,326,736.03
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Solution
The fourth proportional to 11,415,652.48, 17,121,655.96 and 3,326,736.03 is: 4,989,572.85
Step by Step Solution
- Step 1: Write the proportion equation
11,415,652.48 : 17,121,655.96 = 3,326,736.03 : x - Step 2: Convert to fraction form
11,415,652.48/17,121,655.96 = 3,326,736.03/x - Step 3: Cross multiply
11,415,652.48x = 17,121,655.96 × 3,326,736.03 - Step 4: Simplify right side
11,415,652.48x = 56,959,229,722,273.98 - Step 5: Solve for x
x = 56,959,229,722,273.98/11,415,652.48 - Step 6: Final answer
x = 4,989,572.85
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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.