Finding the Fourth Proportional to 69,062,044.36, 95,282,987.18 and 49,218,935.44
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Solution
The fourth proportional to 69,062,044.36, 95,282,987.18 and 49,218,935.44 is: 67,906,000.15
Step by Step Solution
- Step 1: Write the proportion equation
69,062,044.36 : 95,282,987.18 = 49,218,935.44 : x - Step 2: Convert to fraction form
69,062,044.36/95,282,987.18 = 49,218,935.44/x - Step 3: Cross multiply
69,062,044.36x = 95,282,987.18 × 49,218,935.44 - Step 4: Simplify right side
69,062,044.36x = 4,689,727,194,542,768 - Step 5: Solve for x
x = 4,689,727,194,542,768/69,062,044.36 - Step 6: Final answer
x = 67,906,000.15
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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.