Finding the Fourth Proportional to 49,019,292.16, 67,646,623.20 and 26,992,739.08
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Solution
The fourth proportional to 49,019,292.16, 67,646,623.20 and 26,992,739.08 is: 37,249,979.94
Step by Step Solution
- Step 1: Write the proportion equation
49,019,292.16 : 67,646,623.20 = 26,992,739.08 : x - Step 2: Convert to fraction form
49,019,292.16/67,646,623.20 = 26,992,739.08/x - Step 3: Cross multiply
49,019,292.16x = 67,646,623.20 × 26,992,739.08 - Step 4: Simplify right side
49,019,292.16x = 1,825,967,649,680,674.50 - Step 5: Solve for x
x = 1,825,967,649,680,674.50/49,019,292.16 - Step 6: Final answer
x = 37,249,979.94
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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.