Finding the Fourth Proportional to 10,786,476.67, 14,885,321.16 and 5,891,698.81
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Solution
The fourth proportional to 10,786,476.67, 14,885,321.16 and 5,891,698.81 is: 8,130,535.27
Step by Step Solution
- Step 1: Write the proportion equation
10,786,476.67 : 14,885,321.16 = 5,891,698.81 : x - Step 2: Convert to fraction form
10,786,476.67/14,885,321.16 = 5,891,698.81/x - Step 3: Cross multiply
10,786,476.67x = 14,885,321.16 × 5,891,698.81 - Step 4: Simplify right side
10,786,476.67x = 87,699,828,964,839.81 - Step 5: Solve for x
x = 87,699,828,964,839.81/10,786,476.67 - Step 6: Final answer
x = 8,130,535.27
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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.