Finding the Fourth Proportional to 106,542,723.97, 147,053,528.49 and 62,503,870.42
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Solution
The fourth proportional to 106,542,723.97, 147,053,528.49 and 62,503,870.42 is: 86,269,754.96
Step by Step Solution
- Step 1: Write the proportion equation
106,542,723.97 : 147,053,528.49 = 62,503,870.42 : x - Step 2: Convert to fraction form
106,542,723.97/147,053,528.49 = 62,503,870.42/x - Step 3: Cross multiply
106,542,723.97x = 147,053,528.49 × 62,503,870.42 - Step 4: Simplify right side
106,542,723.97x = 9,191,414,689,542,740 - Step 5: Solve for x
x = 9,191,414,689,542,740/106,542,723.97 - Step 6: Final answer
x = 86,269,754.96
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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.