Finding the Fourth Proportional to 7,137,007.97, 9,849,080.97 and 3,873,823.38
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Solution
The fourth proportional to 7,137,007.97, 9,849,080.97 and 3,873,823.38 is: 5,345,881.68
Step by Step Solution
- Step 1: Write the proportion equation
7,137,007.97 : 9,849,080.97 = 3,873,823.38 : x - Step 2: Convert to fraction form
7,137,007.97/9,849,080.97 = 3,873,823.38/x - Step 3: Cross multiply
7,137,007.97x = 9,849,080.97 × 3,873,823.38 - Step 4: Simplify right side
7,137,007.97x = 38,153,600,133,099.08 - Step 5: Solve for x
x = 38,153,600,133,099.08/7,137,007.97 - Step 6: Final answer
x = 5,345,881.68
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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.