Finding the Fourth Proportional to 52,839,467.68, 72,922,459.08 and 29,322,456.16
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Solution
The fourth proportional to 52,839,467.68, 72,922,459.08 and 29,322,456.16 is: 40,467,205.73
Step by Step Solution
- Step 1: Write the proportion equation
52,839,467.68 : 72,922,459.08 = 29,322,456.16 : x - Step 2: Convert to fraction form
52,839,467.68/72,922,459.08 = 29,322,456.16/x - Step 3: Cross multiply
52,839,467.68x = 72,922,459.08 × 29,322,456.16 - Step 4: Simplify right side
52,839,467.68x = 2,138,265,609,452,694 - Step 5: Solve for x
x = 2,138,265,609,452,694/52,839,467.68 - Step 6: Final answer
x = 40,467,205.73
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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.