Finding the Fourth Proportional to 49,019,289.16, 67,646,619.06 and 26,992,736.08
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Solution
The fourth proportional to 49,019,289.16, 67,646,619.06 and 26,992,736.08 is: 37,249,975.80
Step by Step Solution
- Step 1: Write the proportion equation
49,019,289.16 : 67,646,619.06 = 26,992,736.08 : x - Step 2: Convert to fraction form
49,019,289.16/67,646,619.06 = 26,992,736.08/x - Step 3: Cross multiply
49,019,289.16x = 67,646,619.06 × 26,992,736.08 - Step 4: Simplify right side
49,019,289.16x = 1,825,967,334,990,877.75 - Step 5: Solve for x
x = 1,825,967,334,990,877.75/49,019,289.16 - Step 6: Final answer
x = 37,249,975.80
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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.