Finding the Fourth Proportional to 10,609,001.98, 15,913,614.14 and 8,492,540.02
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Solution
The fourth proportional to 10,609,001.98, 15,913,614.14 and 8,492,540.02 is: 12,738,899.02
Step by Step Solution
- Step 1: Write the proportion equation
10,609,001.98 : 15,913,614.14 = 8,492,540.02 : x - Step 2: Convert to fraction form
10,609,001.98/15,913,614.14 = 8,492,540.02/x - Step 3: Cross multiply
10,609,001.98x = 15,913,614.14 × 8,492,540.02 - Step 4: Simplify right side
10,609,001.98x = 135,147,004,896,388.17 - Step 5: Solve for x
x = 135,147,004,896,388.17/10,609,001.98 - Step 6: Final answer
x = 12,738,899.02
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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.