Finding the Fourth Proportional to 11,741,578.84, 16,203,496.16 and 6,584,829.68
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Solution
The fourth proportional to 11,741,578.84, 16,203,496.16 and 6,584,829.68 is: 9,087,130.78
Step by Step Solution
- Step 1: Write the proportion equation
11,741,578.84 : 16,203,496.16 = 6,584,829.68 : x - Step 2: Convert to fraction form
11,741,578.84/16,203,496.16 = 6,584,829.68/x - Step 3: Cross multiply
11,741,578.84x = 16,203,496.16 × 6,584,829.68 - Step 4: Simplify right side
11,741,578.84x = 106,697,262,434,134.03 - Step 5: Solve for x
x = 106,697,262,434,134.03/11,741,578.84 - Step 6: Final answer
x = 9,087,130.78
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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.