Finding the Fourth Proportional to 30,669,124.05, 45,964,611.68 and 16,299,076.05
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Solution
The fourth proportional to 30,669,124.05, 45,964,611.68 and 16,299,076.05 is: 24,427,848.02
Step by Step Solution
- Step 1: Write the proportion equation
30,669,124.05 : 45,964,611.68 = 16,299,076.05 : x - Step 2: Convert to fraction form
30,669,124.05/45,964,611.68 = 16,299,076.05/x - Step 3: Cross multiply
30,669,124.05x = 45,964,611.68 × 16,299,076.05 - Step 4: Simplify right side
30,669,124.05x = 749,180,701,299,542.88 - Step 5: Solve for x
x = 749,180,701,299,542.88/30,669,124.05 - Step 6: Final answer
x = 24,427,848.02
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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.