Finding the Fourth Proportional to 14,496,676.68, 19,984,460.22 and 9,593,685.12
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Solution
The fourth proportional to 14,496,676.68, 19,984,460.22 and 9,593,685.12 is: 13,225,418.69
Step by Step Solution
- Step 1: Write the proportion equation
14,496,676.68 : 19,984,460.22 = 9,593,685.12 : x - Step 2: Convert to fraction form
14,496,676.68/19,984,460.22 = 9,593,685.12/x - Step 3: Cross multiply
14,496,676.68x = 19,984,460.22 × 9,593,685.12 - Step 4: Simplify right side
14,496,676.68x = 191,724,618,643,845.91 - Step 5: Solve for x
x = 191,724,618,643,845.91/14,496,676.68 - Step 6: Final answer
x = 13,225,418.69
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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.