Finding the Fourth Proportional to 5,098,029.36, 7,034,457.30 and 2,922,172.14
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Solution
The fourth proportional to 5,098,029.36, 7,034,457.30 and 2,922,172.14 is: 4,032,125.69
Step by Step Solution
- Step 1: Write the proportion equation
5,098,029.36 : 7,034,457.30 = 2,922,172.14 : x - Step 2: Convert to fraction form
5,098,029.36/7,034,457.30 = 2,922,172.14/x - Step 3: Cross multiply
5,098,029.36x = 7,034,457.30 × 2,922,172.14 - Step 4: Simplify right side
5,098,029.36x = 20,555,895,142,079.62 - Step 5: Solve for x
x = 20,555,895,142,079.62/5,098,029.36 - Step 6: Final answer
x = 4,032,125.69
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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.