Finding the Fourth Proportional to 6,325,740.20, 9,487,187.40 and 2,910,751.04
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Solution
The fourth proportional to 6,325,740.20, 9,487,187.40 and 2,910,751.04 is: 4,365,471.82
Step by Step Solution
- Step 1: Write the proportion equation
6,325,740.20 : 9,487,187.40 = 2,910,751.04 : x - Step 2: Convert to fraction form
6,325,740.20/9,487,187.40 = 2,910,751.04/x - Step 3: Cross multiply
6,325,740.20x = 9,487,187.40 × 2,910,751.04 - Step 4: Simplify right side
6,325,740.20x = 27,614,840,591,224.90 - Step 5: Solve for x
x = 27,614,840,591,224.90/6,325,740.20 - Step 6: Final answer
x = 4,365,471.82
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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.