Finding the Fourth Proportional to 11,570,944.25, 15,968,058.49 and 6,343,939.75
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Solution
The fourth proportional to 11,570,944.25, 15,968,058.49 and 6,343,939.75 is: 8,754,722.07
Step by Step Solution
- Step 1: Write the proportion equation
11,570,944.25 : 15,968,058.49 = 6,343,939.75 : x - Step 2: Convert to fraction form
11,570,944.25/15,968,058.49 = 6,343,939.75/x - Step 3: Cross multiply
11,570,944.25x = 15,968,058.49 × 6,343,939.75 - Step 4: Simplify right side
11,570,944.25x = 101,300,400,953,316.28 - Step 5: Solve for x
x = 101,300,400,953,316.28/11,570,944.25 - Step 6: Final answer
x = 8,754,722.07
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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.