Finding the Fourth Proportional to 83,914,121.64, 115,806,811.42 and 50,877,535.36
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Solution
The fourth proportional to 83,914,121.64, 115,806,811.42 and 50,877,535.36 is: 70,214,226.49
Step by Step Solution
- Step 1: Write the proportion equation
83,914,121.64 : 115,806,811.42 = 50,877,535.36 : x - Step 2: Convert to fraction form
83,914,121.64/115,806,811.42 = 50,877,535.36/x - Step 3: Cross multiply
83,914,121.64x = 115,806,811.42 × 50,877,535.36 - Step 4: Simplify right side
83,914,121.64x = 5,891,965,142,949,902 - Step 5: Solve for x
x = 5,891,965,142,949,902/83,914,121.64 - Step 6: Final answer
x = 70,214,226.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.