Finding the Fourth Proportional to 10,460,801.30, 15,691,201.95 and 3,726,785.30
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Solution
The fourth proportional to 10,460,801.30, 15,691,201.95 and 3,726,785.30 is: 5,590,177.95
Step by Step Solution
- Step 1: Write the proportion equation
10,460,801.30 : 15,691,201.95 = 3,726,785.30 : x - Step 2: Convert to fraction form
10,460,801.30/15,691,201.95 = 3,726,785.30/x - Step 3: Cross multiply
10,460,801.30x = 15,691,201.95 × 3,726,785.30 - Step 4: Simplify right side
10,460,801.30x = 58,477,740,766,591.33 - Step 5: Solve for x
x = 58,477,740,766,591.33/10,460,801.30 - Step 6: Final answer
x = 5,590,177.95
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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.