Finding the Fourth Proportional to 75,947,542.96, 104,805,443.28 and 44,585,087.62
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Solution
The fourth proportional to 75,947,542.96, 104,805,443.28 and 44,585,087.62 is: 61,526,149.36
Step by Step Solution
- Step 1: Write the proportion equation
75,947,542.96 : 104,805,443.28 = 44,585,087.62 : x - Step 2: Convert to fraction form
75,947,542.96/104,805,443.28 = 44,585,087.62/x - Step 3: Cross multiply
75,947,542.96x = 104,805,443.28 × 44,585,087.62 - Step 4: Simplify right side
75,947,542.96x = 4,672,759,871,691,740 - Step 5: Solve for x
x = 4,672,759,871,691,740/75,947,542.96 - Step 6: Final answer
x = 61,526,149.36
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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.