Finding the Fourth Proportional to 6,074,863.09, 8,383,315.65 and 3,321,506.63
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Solution
The fourth proportional to 6,074,863.09, 8,383,315.65 and 3,321,506.63 is: 4,583,681.66
Step by Step Solution
- Step 1: Write the proportion equation
6,074,863.09 : 8,383,315.65 = 3,321,506.63 : x - Step 2: Convert to fraction form
6,074,863.09/8,383,315.65 = 3,321,506.63/x - Step 3: Cross multiply
6,074,863.09x = 8,383,315.65 × 3,321,506.63 - Step 4: Simplify right side
6,074,863.09x = 27,845,238,512,857.76 - Step 5: Solve for x
x = 27,845,238,512,857.76/6,074,863.09 - Step 6: Final answer
x = 4,583,681.66
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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.