Finding the Fourth Proportional to 8,327,803.57, 12,486,353.68 and 3,473,459.09
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Solution
The fourth proportional to 8,327,803.57, 12,486,353.68 and 3,473,459.09 is: 5,207,956.49
Step by Step Solution
- Step 1: Write the proportion equation
8,327,803.57 : 12,486,353.68 = 3,473,459.09 : x - Step 2: Convert to fraction form
8,327,803.57/12,486,353.68 = 3,473,459.09/x - Step 3: Cross multiply
8,327,803.57x = 12,486,353.68 × 3,473,459.09 - Step 4: Simplify right side
8,327,803.57x = 43,370,838,690,750.95 - Step 5: Solve for x
x = 43,370,838,690,750.95/8,327,803.57 - Step 6: Final answer
x = 5,207,956.49
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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.