Finding the Fourth Proportional to 18,362,589.04, 27,545,425.56 and 5,583,204.88
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Solution
The fourth proportional to 18,362,589.04, 27,545,425.56 and 5,583,204.88 is: 8,375,276.17
Step by Step Solution
- Step 1: Write the proportion equation
18,362,589.04 : 27,545,425.56 = 5,583,204.88 : x - Step 2: Convert to fraction form
18,362,589.04/27,545,425.56 = 5,583,204.88/x - Step 3: Cross multiply
18,362,589.04x = 27,545,425.56 × 5,583,204.88 - Step 4: Simplify right side
18,362,589.04x = 153,791,754,408,268.72 - Step 5: Solve for x
x = 153,791,754,408,268.72/18,362,589.04 - Step 6: Final answer
x = 8,375,276.17
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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.