Finding the Fourth Proportional to 6,268,854.74, 8,651,111.08 and 3,655,287.68
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Solution
The fourth proportional to 6,268,854.74, 8,651,111.08 and 3,655,287.68 is: 5,044,350.37
Step by Step Solution
- Step 1: Write the proportion equation
6,268,854.74 : 8,651,111.08 = 3,655,287.68 : x - Step 2: Convert to fraction form
6,268,854.74/8,651,111.08 = 3,655,287.68/x - Step 3: Cross multiply
6,268,854.74x = 8,651,111.08 × 3,655,287.68 - Step 4: Simplify right side
6,268,854.74x = 31,622,299,749,035.50 - Step 5: Solve for x
x = 31,622,299,749,035.50/6,268,854.74 - Step 6: Final answer
x = 5,044,350.37
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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.