Finding the Fourth Proportional to 11,810,770.04, 16,298,862.53 and 6,378,262.04
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Solution
The fourth proportional to 11,810,770.04, 16,298,862.53 and 6,378,262.04 is: 8,802,001.55
Step by Step Solution
- Step 1: Write the proportion equation
11,810,770.04 : 16,298,862.53 = 6,378,262.04 : x - Step 2: Convert to fraction form
11,810,770.04/16,298,862.53 = 6,378,262.04/x - Step 3: Cross multiply
11,810,770.04x = 16,298,862.53 × 6,378,262.04 - Step 4: Simplify right side
11,810,770.04x = 103,958,416,179,133.22 - Step 5: Solve for x
x = 103,958,416,179,133.22/11,810,770.04 - Step 6: Final answer
x = 8,802,001.55
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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.