Finding the Fourth Proportional to 39,482,235.49, 54,467,127.74 and 25,548,089.84
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Solution
The fourth proportional to 39,482,235.49, 54,467,127.74 and 25,548,089.84 is: 35,244,485.41
Step by Step Solution
- Step 1: Write the proportion equation
39,482,235.49 : 54,467,127.74 = 25,548,089.84 : x - Step 2: Convert to fraction form
39,482,235.49/54,467,127.74 = 25,548,089.84/x - Step 3: Cross multiply
39,482,235.49x = 54,467,127.74 × 25,548,089.84 - Step 4: Simplify right side
39,482,235.49x = 1,391,531,072,700,535.75 - Step 5: Solve for x
x = 1,391,531,072,700,535.75/39,482,235.49 - Step 6: Final answer
x = 35,244,485.41
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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.