Finding the Fourth Proportional to 16,385,160.76, 22,611,201.33 and 8,942,876.13
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Solution
The fourth proportional to 16,385,160.76, 22,611,201.33 and 8,942,876.13 is: 12,340,994.12
Step by Step Solution
- Step 1: Write the proportion equation
16,385,160.76 : 22,611,201.33 = 8,942,876.13 : x - Step 2: Convert to fraction form
16,385,160.76/22,611,201.33 = 8,942,876.13/x - Step 3: Cross multiply
16,385,160.76x = 22,611,201.33 × 8,942,876.13 - Step 4: Simplify right side
16,385,160.76x = 202,209,172,644,681.25 - Step 5: Solve for x
x = 202,209,172,644,681.25/16,385,160.76 - Step 6: Final answer
x = 12,340,994.12
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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.