Finding the Fourth Proportional to 21,888,086.70, 32,832,130.05 and 5,931,734.70
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Solution
The fourth proportional to 21,888,086.70, 32,832,130.05 and 5,931,734.70 is: 8,897,602.05
Step by Step Solution
- Step 1: Write the proportion equation
21,888,086.70 : 32,832,130.05 = 5,931,734.70 : x - Step 2: Convert to fraction form
21,888,086.70/32,832,130.05 = 5,931,734.70/x - Step 3: Cross multiply
21,888,086.70x = 32,832,130.05 × 5,931,734.70 - Step 4: Simplify right side
21,888,086.70x = 194,751,485,092,497.75 - Step 5: Solve for x
x = 194,751,485,092,497.75/21,888,086.70 - Step 6: Final answer
x = 8,897,602.05
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1.5x scale
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.