Finding the Fourth Proportional to 35,545,577.76, 49,053,373.20 and 19,863,912.96
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Solution
The fourth proportional to 35,545,577.76, 49,053,373.20 and 19,863,912.96 is: 27,412,465.83
Step by Step Solution
- Step 1: Write the proportion equation
35,545,577.76 : 49,053,373.20 = 19,863,912.96 : x - Step 2: Convert to fraction form
35,545,577.76/49,053,373.20 = 19,863,912.96/x - Step 3: Cross multiply
35,545,577.76x = 49,053,373.20 × 19,863,912.96 - Step 4: Simplify right side
35,545,577.76x = 974,391,935,639,196.75 - Step 5: Solve for x
x = 974,391,935,639,196.75/35,545,577.76 - Step 6: Final answer
x = 27,412,465.83
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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.