Finding the Fourth Proportional to 51,845,456.97, 71,548,904.21 and 29,818,962.54
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Solution
The fourth proportional to 51,845,456.97, 71,548,904.21 and 29,818,962.54 is: 41,151,418.45
Step by Step Solution
- Step 1: Write the proportion equation
51,845,456.97 : 71,548,904.21 = 29,818,962.54 : x - Step 2: Convert to fraction form
51,845,456.97/71,548,904.21 = 29,818,962.54/x - Step 3: Cross multiply
51,845,456.97x = 71,548,904.21 × 29,818,962.54 - Step 4: Simplify right side
51,845,456.97x = 2,133,514,094,266,943.25 - Step 5: Solve for x
x = 2,133,514,094,266,943.25/51,845,456.97 - Step 6: Final answer
x = 41,151,418.45
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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.