Finding the Fourth Proportional to 11,028,296.98, 15,218,914.53 and 6,199,400.98
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Solution
The fourth proportional to 11,028,296.98, 15,218,914.53 and 6,199,400.98 is: 8,555,097.29
Step by Step Solution
- Step 1: Write the proportion equation
11,028,296.98 : 15,218,914.53 = 6,199,400.98 : x - Step 2: Convert to fraction form
11,028,296.98/15,218,914.53 = 6,199,400.98/x - Step 3: Cross multiply
11,028,296.98x = 15,218,914.53 × 6,199,400.98 - Step 4: Simplify right side
11,028,296.98x = 94,348,153,651,818.23 - Step 5: Solve for x
x = 94,348,153,651,818.23/11,028,296.98 - Step 6: Final answer
x = 8,555,097.29
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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.