Finding the Fourth Proportional to 6,661,454.72, 9,192,831.36 and 3,605,665.28
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Solution
The fourth proportional to 6,661,454.72, 9,192,831.36 and 3,605,665.28 is: 4,975,830.99
Step by Step Solution
- Step 1: Write the proportion equation
6,661,454.72 : 9,192,831.36 = 3,605,665.28 : x - Step 2: Convert to fraction form
6,661,454.72/9,192,831.36 = 3,605,665.28/x - Step 3: Cross multiply
6,661,454.72x = 9,192,831.36 × 3,605,665.28 - Step 4: Simplify right side
6,661,454.72x = 33,146,272,859,647.18 - Step 5: Solve for x
x = 33,146,272,859,647.18/6,661,454.72 - Step 6: Final answer
x = 4,975,830.99
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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.