Finding the Fourth Proportional to 7,422,336.48, 11,130,010.84 and 2,875,514.28
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Solution
The fourth proportional to 7,422,336.48, 11,130,010.84 and 2,875,514.28 is: 4,311,917.84
Step by Step Solution
- Step 1: Write the proportion equation
7,422,336.48 : 11,130,010.84 = 2,875,514.28 : x - Step 2: Convert to fraction form
7,422,336.48/11,130,010.84 = 2,875,514.28/x - Step 3: Cross multiply
7,422,336.48x = 11,130,010.84 × 2,875,514.28 - Step 4: Simplify right side
7,422,336.48x = 32,004,505,068,831.65 - Step 5: Solve for x
x = 32,004,505,068,831.65/7,422,336.48 - Step 6: Final answer
x = 4,311,917.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.