Finding the Fourth Proportional to 26,901,591.68, 40,349,406.72 and 9,629,102.72
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Solution
The fourth proportional to 26,901,591.68, 40,349,406.72 and 9,629,102.72 is: 14,442,587.14
Step by Step Solution
- Step 1: Write the proportion equation
26,901,591.68 : 40,349,406.72 = 9,629,102.72 : x - Step 2: Convert to fraction form
26,901,591.68/40,349,406.72 = 9,629,102.72/x - Step 3: Cross multiply
26,901,591.68x = 40,349,406.72 × 9,629,102.72 - Step 4: Simplify right side
26,901,591.68x = 388,528,581,997,938.31 - Step 5: Solve for x
x = 388,528,581,997,938.31/26,901,591.68 - Step 6: Final answer
x = 14,442,587.14
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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.