Finding the Fourth Proportional to 8,241,190.62, 12,365,337.93 and 4,457,337.18
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Solution
The fourth proportional to 8,241,190.62, 12,365,337.93 and 4,457,337.18 is: 6,687,926.91
Step by Step Solution
- Step 1: Write the proportion equation
8,241,190.62 : 12,365,337.93 = 4,457,337.18 : x - Step 2: Convert to fraction form
8,241,190.62/12,365,337.93 = 4,457,337.18/x - Step 3: Cross multiply
8,241,190.62x = 12,365,337.93 × 4,457,337.18 - Step 4: Simplify right side
8,241,190.62x = 55,116,480,498,653.23 - Step 5: Solve for x
x = 55,116,480,498,653.23/8,241,190.62 - Step 6: Final answer
x = 6,687,926.91
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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.