Finding the Fourth Proportional to 10,738,547.66, 14,819,198.20 and 5,909,651.66
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Solution
The fourth proportional to 10,738,547.66, 14,819,198.20 and 5,909,651.66 is: 8,155,320.62
Step by Step Solution
- Step 1: Write the proportion equation
10,738,547.66 : 14,819,198.20 = 5,909,651.66 : x - Step 2: Convert to fraction form
10,738,547.66/14,819,198.20 = 5,909,651.66/x - Step 3: Cross multiply
10,738,547.66x = 14,819,198.20 × 5,909,651.66 - Step 4: Simplify right side
10,738,547.66x = 87,576,299,138,854.77 - Step 5: Solve for x
x = 87,576,299,138,854.77/10,738,547.66 - Step 6: Final answer
x = 8,155,320.62
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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.