Finding the Fourth Proportional to 7,495,368.97, 10,343,642.73 and 4,057,609.99
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Solution
The fourth proportional to 7,495,368.97, 10,343,642.73 and 4,057,609.99 is: 5,599,519.95
Step by Step Solution
- Step 1: Write the proportion equation
7,495,368.97 : 10,343,642.73 = 4,057,609.99 : x - Step 2: Convert to fraction form
7,495,368.97/10,343,642.73 = 4,057,609.99/x - Step 3: Cross multiply
7,495,368.97x = 10,343,642.73 × 4,057,609.99 - Step 4: Simplify right side
7,495,368.97x = 41,970,468,074,238.88 - Step 5: Solve for x
x = 41,970,468,074,238.88/7,495,368.97 - Step 6: Final answer
x = 5,599,519.95
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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.