Finding the Fourth Proportional to 35,634,915.79, 49,176,183.79 and 19,337,391.79
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Solution
The fourth proportional to 35,634,915.79, 49,176,183.79 and 19,337,391.79 is: 26,685,600.67
Step by Step Solution
- Step 1: Write the proportion equation
35,634,915.79 : 49,176,183.79 = 19,337,391.79 : x - Step 2: Convert to fraction form
35,634,915.79/49,176,183.79 = 19,337,391.79/x - Step 3: Cross multiply
35,634,915.79x = 49,176,183.79 × 19,337,391.79 - Step 4: Simplify right side
35,634,915.79x = 950,939,132,585,508.38 - Step 5: Solve for x
x = 950,939,132,585,508.38/35,634,915.79 - Step 6: Final answer
x = 26,685,600.67
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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.