Finding the Fourth Proportional to 64,545,639.40, 96,846,982.55 and 33,832,875.18
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Solution
The fourth proportional to 64,545,639.40, 96,846,982.55 and 33,832,875.18 is: 50,764,263.90
Step by Step Solution
- Step 1: Write the proportion equation
64,545,639.40 : 96,846,982.55 = 33,832,875.18 : x - Step 2: Convert to fraction form
64,545,639.40/96,846,982.55 = 33,832,875.18/x - Step 3: Cross multiply
64,545,639.40x = 96,846,982.55 × 33,832,875.18 - Step 4: Simplify right side
64,545,639.40x = 3,276,611,872,173,788 - Step 5: Solve for x
x = 3,276,611,872,173,788/64,545,639.40 - Step 6: Final answer
x = 50,764,263.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.