Finding the Fourth Proportional to 7,363,785.32, 11,045,415.50 and 2,571,455.96
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Solution
The fourth proportional to 7,363,785.32, 11,045,415.50 and 2,571,455.96 is: 3,857,092.28
Step by Step Solution
- Step 1: Write the proportion equation
7,363,785.32 : 11,045,415.50 = 2,571,455.96 : x - Step 2: Convert to fraction form
7,363,785.32/11,045,415.50 = 2,571,455.96/x - Step 3: Cross multiply
7,363,785.32x = 11,045,415.50 × 2,571,455.96 - Step 4: Simplify right side
7,363,785.32x = 28,402,799,518,151.38 - Step 5: Solve for x
x = 28,402,799,518,151.38/7,363,785.32 - Step 6: Final answer
x = 3,857,092.28
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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.