Finding the Fourth Proportional to 5,137,930.24, 7,675,645.76 and 3,326,053.12
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Solution
The fourth proportional to 5,137,930.24, 7,675,645.76 and 3,326,053.12 is: 4,968,850.17
Step by Step Solution
- Step 1: Write the proportion equation
5,137,930.24 : 7,675,645.76 = 3,326,053.12 : x - Step 2: Convert to fraction form
5,137,930.24/7,675,645.76 = 3,326,053.12/x - Step 3: Cross multiply
5,137,930.24x = 7,675,645.76 × 3,326,053.12 - Step 4: Simplify right side
5,137,930.24x = 25,529,605,528,062.77 - Step 5: Solve for x
x = 25,529,605,528,062.77/5,137,930.24 - Step 6: Final answer
x = 4,968,850.17
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.