Finding the Fourth Proportional to 10,181,963.76, 14,051,402.22 and 6,208,467.85
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Solution
The fourth proportional to 10,181,963.76, 14,051,402.22 and 6,208,467.85 is: 8,567,863.82
Step by Step Solution
- Step 1: Write the proportion equation
10,181,963.76 : 14,051,402.22 = 6,208,467.85 : x - Step 2: Convert to fraction form
10,181,963.76/14,051,402.22 = 6,208,467.85/x - Step 3: Cross multiply
10,181,963.76x = 14,051,402.22 × 6,208,467.85 - Step 4: Simplify right side
10,181,963.76x = 87,237,678,930,288.62 - Step 5: Solve for x
x = 87,237,678,930,288.62/10,181,963.76 - Step 6: Final answer
x = 8,567,863.82
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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.