Finding the Fourth Proportional to 57,266,512.04, 79,027,122.29 and 31,160,580.08
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Solution
The fourth proportional to 57,266,512.04, 79,027,122.29 and 31,160,580.08 is: 43,001,239.02
Step by Step Solution
- Step 1: Write the proportion equation
57,266,512.04 : 79,027,122.29 = 31,160,580.08 : x - Step 2: Convert to fraction form
57,266,512.04/79,027,122.29 = 31,160,580.08/x - Step 3: Cross multiply
57,266,512.04x = 79,027,122.29 × 31,160,580.08 - Step 4: Simplify right side
57,266,512.04x = 2,462,530,972,058,559.50 - Step 5: Solve for x
x = 2,462,530,972,058,559.50/57,266,512.04 - Step 6: Final answer
x = 43,001,239.02
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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.