Finding the Fourth Proportional to 53,206,831.06, 73,419,187.53 and 30,000,575.14
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Solution
The fourth proportional to 53,206,831.06, 73,419,187.53 and 30,000,575.14 is: 41,397,275.66
Step by Step Solution
- Step 1: Write the proportion equation
53,206,831.06 : 73,419,187.53 = 30,000,575.14 : x - Step 2: Convert to fraction form
53,206,831.06/73,419,187.53 = 30,000,575.14/x - Step 3: Cross multiply
53,206,831.06x = 73,419,187.53 × 30,000,575.14 - Step 4: Simplify right side
53,206,831.06x = 2,202,617,852,211,516 - Step 5: Solve for x
x = 2,202,617,852,211,516/53,206,831.06 - Step 6: Final answer
x = 41,397,275.66
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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.