Finding the Fourth Proportional to 14,423,049.21, 21,634,624.93 and 3,493,246.17
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Solution
The fourth proportional to 14,423,049.21, 21,634,624.93 and 3,493,246.17 is: 5,239,881.63
Step by Step Solution
- Step 1: Write the proportion equation
14,423,049.21 : 21,634,624.93 = 3,493,246.17 : x - Step 2: Convert to fraction form
14,423,049.21/21,634,624.93 = 3,493,246.17/x - Step 3: Cross multiply
14,423,049.21x = 21,634,624.93 × 3,493,246.17 - Step 4: Simplify right side
14,423,049.21x = 75,575,070,676,109.02 - Step 5: Solve for x
x = 75,575,070,676,109.02/14,423,049.21 - Step 6: Final answer
x = 5,239,881.63
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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.