Finding the Fourth Proportional to 29,611,587.45, 40,865,106.57 and 16,558,816.94
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Solution
The fourth proportional to 29,611,587.45, 40,865,106.57 and 16,558,816.94 is: 22,851,791.38
Step by Step Solution
- Step 1: Write the proportion equation
29,611,587.45 : 40,865,106.57 = 16,558,816.94 : x - Step 2: Convert to fraction form
29,611,587.45/40,865,106.57 = 16,558,816.94/x - Step 3: Cross multiply
29,611,587.45x = 40,865,106.57 × 16,558,816.94 - Step 4: Simplify right side
29,611,587.45x = 676,677,818,721,895.75 - Step 5: Solve for x
x = 676,677,818,721,895.75/29,611,587.45 - Step 6: Final answer
x = 22,851,791.38
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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.