Finding the Fourth Proportional to 39,444,274.09, 54,438,505.64 and 22,698,669.48
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Solution
The fourth proportional to 39,444,274.09, 54,438,505.64 and 22,698,669.48 is: 31,327,275.63
Step by Step Solution
- Step 1: Write the proportion equation
39,444,274.09 : 54,438,505.64 = 22,698,669.48 : x - Step 2: Convert to fraction form
39,444,274.09/54,438,505.64 = 22,698,669.48/x - Step 3: Cross multiply
39,444,274.09x = 54,438,505.64 × 22,698,669.48 - Step 4: Simplify right side
39,444,274.09x = 1,235,681,646,507,476 - Step 5: Solve for x
x = 1,235,681,646,507,476/39,444,274.09 - Step 6: Final answer
x = 31,327,275.63
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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.