Finding the Fourth Proportional to 11,626,611.28, 16,044,596.24 and 6,399,507.69
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Solution
The fourth proportional to 11,626,611.28, 16,044,596.24 and 6,399,507.69 is: 8,831,250.53
Step by Step Solution
- Step 1: Write the proportion equation
11,626,611.28 : 16,044,596.24 = 6,399,507.69 : x - Step 2: Convert to fraction form
11,626,611.28/16,044,596.24 = 6,399,507.69/x - Step 3: Cross multiply
11,626,611.28x = 16,044,596.24 × 6,399,507.69 - Step 4: Simplify right side
11,626,611.28x = 102,677,516,996,712.36 - Step 5: Solve for x
x = 102,677,516,996,712.36/11,626,611.28 - Step 6: Final answer
x = 8,831,250.53
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1.5x scale
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.