Finding the Fourth Proportional to 11,242,081.68, 15,513,169.02 and 6,348,494.22
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Solution
The fourth proportional to 11,242,081.68, 15,513,169.02 and 6,348,494.22 is: 8,760,411.70
Step by Step Solution
- Step 1: Write the proportion equation
11,242,081.68 : 15,513,169.02 = 6,348,494.22 : x - Step 2: Convert to fraction form
11,242,081.68/15,513,169.02 = 6,348,494.22/x - Step 3: Cross multiply
11,242,081.68x = 15,513,169.02 × 6,348,494.22 - Step 4: Simplify right side
11,242,081.68x = 98,485,263,857,353.06 - Step 5: Solve for x
x = 98,485,263,857,353.06/11,242,081.68 - Step 6: Final answer
x = 8,760,411.70
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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.