Finding the Fourth Proportional to 27,459,408.08, 37,891,478.67 and 16,293,977.21
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Solution
The fourth proportional to 27,459,408.08, 37,891,478.67 and 16,293,977.21 is: 22,484,202.43
Step by Step Solution
- Step 1: Write the proportion equation
27,459,408.08 : 37,891,478.67 = 16,293,977.21 : x - Step 2: Convert to fraction form
27,459,408.08/37,891,478.67 = 16,293,977.21/x - Step 3: Cross multiply
27,459,408.08x = 37,891,478.67 × 16,293,977.21 - Step 4: Simplify right side
27,459,408.08x = 617,402,889,712,723.75 - Step 5: Solve for x
x = 617,402,889,712,723.75/27,459,408.08 - Step 6: Final answer
x = 22,484,202.43
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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.