Finding the Fourth Proportional to 11,092,900.80, 16,642,461.60 and 4,706,212.80
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Solution
The fourth proportional to 11,092,900.80, 16,642,461.60 and 4,706,212.80 is: 7,060,638.80
Step by Step Solution
- Step 1: Write the proportion equation
11,092,900.80 : 16,642,461.60 = 4,706,212.80 : x - Step 2: Convert to fraction form
11,092,900.80/16,642,461.60 = 4,706,212.80/x - Step 3: Cross multiply
11,092,900.80x = 16,642,461.60 × 4,706,212.80 - Step 4: Simplify right side
11,092,900.80x = 78,322,965,805,428.47 - Step 5: Solve for x
x = 78,322,965,805,428.47/11,092,900.80 - Step 6: Final answer
x = 7,060,638.80
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1.5x scale
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.