Finding the Fourth Proportional to 69,807,634.56, 96,333,360.36 and 38,448,603.80
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Solution
The fourth proportional to 69,807,634.56, 96,333,360.36 and 38,448,603.80 is: 53,058,425.89
Step by Step Solution
- Step 1: Write the proportion equation
69,807,634.56 : 96,333,360.36 = 38,448,603.80 : x - Step 2: Convert to fraction form
69,807,634.56/96,333,360.36 = 38,448,603.80/x - Step 3: Cross multiply
69,807,634.56x = 96,333,360.36 × 38,448,603.80 - Step 4: Simplify right side
69,807,634.56x = 3,703,883,205,204,265 - Step 5: Solve for x
x = 3,703,883,205,204,265/69,807,634.56 - Step 6: Final answer
x = 53,058,425.89
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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.