Finding the Fourth Proportional to 13,173,342.84, 19,757,249.46 and 3,715,515
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Solution
The fourth proportional to 13,173,342.84, 19,757,249.46 and 3,715,515 is: 5,572,492.69
Step by Step Solution
- Step 1: Write the proportion equation
13,173,342.84 : 19,757,249.46 = 3,715,515 : x - Step 2: Convert to fraction form
13,173,342.84/19,757,249.46 = 3,715,515/x - Step 3: Cross multiply
13,173,342.84x = 19,757,249.46 × 3,715,515 - Step 4: Simplify right side
13,173,342.84x = 73,408,356,727,371.91 - Step 5: Solve for x
x = 73,408,356,727,371.91/13,173,342.84 - Step 6: Final answer
x = 5,572,492.69
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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.