Finding the Fourth Proportional to 10,299,601.68, 15,449,926.68 and 3,476,423.76
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Solution
The fourth proportional to 10,299,601.68, 15,449,926.68 and 3,476,423.76 is: 5,214,812.56
Step by Step Solution
- Step 1: Write the proportion equation
10,299,601.68 : 15,449,926.68 = 3,476,423.76 : x - Step 2: Convert to fraction form
10,299,601.68/15,449,926.68 = 3,476,423.76/x - Step 3: Cross multiply
10,299,601.68x = 15,449,926.68 × 3,476,423.76 - Step 4: Simplify right side
10,299,601.68x = 53,710,492,200,609.91 - Step 5: Solve for x
x = 53,710,492,200,609.91/10,299,601.68 - Step 6: Final answer
x = 5,214,812.56
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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.