Finding the Fourth Proportional to 6,131,537.13, 8,461,116.18 and 3,682,693.02
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Solution
The fourth proportional to 6,131,537.13, 8,461,116.18 and 3,682,693.02 is: 5,081,873.08
Step by Step Solution
- Step 1: Write the proportion equation
6,131,537.13 : 8,461,116.18 = 3,682,693.02 : x - Step 2: Convert to fraction form
6,131,537.13/8,461,116.18 = 3,682,693.02/x - Step 3: Cross multiply
6,131,537.13x = 8,461,116.18 × 3,682,693.02 - Step 4: Simplify right side
6,131,537.13x = 31,159,693,497,495.06 - Step 5: Solve for x
x = 31,159,693,497,495.06/6,131,537.13 - Step 6: Final answer
x = 5,081,873.08
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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.