Finding the Fourth Proportional to 35,161,370.88, 48,502,880.64 and 20,475,306.24
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Solution
The fourth proportional to 35,161,370.88, 48,502,880.64 and 20,475,306.24 is: 28,244,386.09
Step by Step Solution
- Step 1: Write the proportion equation
35,161,370.88 : 48,502,880.64 = 20,475,306.24 : x - Step 2: Convert to fraction form
35,161,370.88/48,502,880.64 = 20,475,306.24/x - Step 3: Cross multiply
35,161,370.88x = 48,502,880.64 × 20,475,306.24 - Step 4: Simplify right side
35,161,370.88x = 993,111,334,626,167.12 - Step 5: Solve for x
x = 993,111,334,626,167.12/35,161,370.88 - Step 6: Final answer
x = 28,244,386.09
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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.