Finding the Fourth Proportional to 8,971,510.60, 13,460,376.30 and 3,926,441.80
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Solution
The fourth proportional to 8,971,510.60, 13,460,376.30 and 3,926,441.80 is: 5,891,023.99
Step by Step Solution
- Step 1: Write the proportion equation
8,971,510.60 : 13,460,376.30 = 3,926,441.80 : x - Step 2: Convert to fraction form
8,971,510.60/13,460,376.30 = 3,926,441.80/x - Step 3: Cross multiply
8,971,510.60x = 13,460,376.30 × 3,926,441.80 - Step 4: Simplify right side
8,971,510.60x = 52,851,384,148,049.34 - Step 5: Solve for x
x = 52,851,384,148,049.34/8,971,510.60 - Step 6: Final answer
x = 5,891,023.99
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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.