Finding the Fourth Proportional to 89,786,604.88, 123,905,460.90 and 48,533,497.84
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Solution
The fourth proportional to 89,786,604.88, 123,905,460.90 and 48,533,497.84 is: 66,976,197.92
Step by Step Solution
- Step 1: Write the proportion equation
89,786,604.88 : 123,905,460.90 = 48,533,497.84 : x - Step 2: Convert to fraction form
89,786,604.88/123,905,460.90 = 48,533,497.84/x - Step 3: Cross multiply
89,786,604.88x = 123,905,460.90 × 48,533,497.84 - Step 4: Simplify right side
89,786,604.88x = 6,013,565,418,954,355 - Step 5: Solve for x
x = 6,013,565,418,954,355/89,786,604.88 - Step 6: Final answer
x = 66,976,197.92
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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.