Finding the Fourth Proportional to 34,858,404.07, 48,103,631.80 and 18,962,961.84
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Solution
The fourth proportional to 34,858,404.07, 48,103,631.80 and 18,962,961.84 is: 26,168,361.94
Step by Step Solution
- Step 1: Write the proportion equation
34,858,404.07 : 48,103,631.80 = 18,962,961.84 : x - Step 2: Convert to fraction form
34,858,404.07/48,103,631.80 = 18,962,961.84/x - Step 3: Cross multiply
34,858,404.07x = 48,103,631.80 × 18,962,961.84 - Step 4: Simplify right side
34,858,404.07x = 912,187,334,141,403.12 - Step 5: Solve for x
x = 912,187,334,141,403.12/34,858,404.07 - Step 6: Final answer
x = 26,168,361.94
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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.