Finding the Fourth Proportional to 35,478,531.20, 53,143,147.20 and 29,506,563.20
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Solution
The fourth proportional to 35,478,531.20, 53,143,147.20 and 29,506,563.20 is: 44,197,760.69
Step by Step Solution
- Step 1: Write the proportion equation
35,478,531.20 : 53,143,147.20 = 29,506,563.20 : x - Step 2: Convert to fraction form
35,478,531.20/53,143,147.20 = 29,506,563.20/x - Step 3: Cross multiply
35,478,531.20x = 53,143,147.20 × 29,506,563.20 - Step 4: Simplify right side
35,478,531.20x = 1,568,071,631,503,703 - Step 5: Solve for x
x = 1,568,071,631,503,703/35,478,531.20 - Step 6: Final answer
x = 44,197,760.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.