Finding the Fourth Proportional to 14,408,760.27, 19,884,246.12 and 7,882,249.61
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Solution
The fourth proportional to 14,408,760.27, 19,884,246.12 and 7,882,249.61 is: 10,877,590.32
Step by Step Solution
- Step 1: Write the proportion equation
14,408,760.27 : 19,884,246.12 = 7,882,249.61 : x - Step 2: Convert to fraction form
14,408,760.27/19,884,246.12 = 7,882,249.61/x - Step 3: Cross multiply
14,408,760.27x = 19,884,246.12 × 7,882,249.61 - Step 4: Simplify right side
14,408,760.27x = 156,732,591,224,514.03 - Step 5: Solve for x
x = 156,732,591,224,514.03/14,408,760.27 - Step 6: Final answer
x = 10,877,590.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.