Finding the Fourth Proportional to 8,238,289.41, 11,369,510.73 and 4,568,356.80
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Solution
The fourth proportional to 8,238,289.41, 11,369,510.73 and 4,568,356.80 is: 6,304,704.66
Step by Step Solution
- Step 1: Write the proportion equation
8,238,289.41 : 11,369,510.73 = 4,568,356.80 : x - Step 2: Convert to fraction form
8,238,289.41/11,369,510.73 = 4,568,356.80/x - Step 3: Cross multiply
8,238,289.41x = 11,369,510.73 × 4,568,356.80 - Step 4: Simplify right side
8,238,289.41x = 51,939,981,656,068.46 - Step 5: Solve for x
x = 51,939,981,656,068.46/8,238,289.41 - Step 6: Final answer
x = 6,304,704.66
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1.5x scale
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.