Finding the Fourth Proportional to 10,181,962.76, 14,051,400.84 and 6,208,466.85
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Solution
The fourth proportional to 10,181,962.76, 14,051,400.84 and 6,208,466.85 is: 8,567,862.45
Step by Step Solution
- Step 1: Write the proportion equation
10,181,962.76 : 14,051,400.84 = 6,208,466.85 : x - Step 2: Convert to fraction form
10,181,962.76/14,051,400.84 = 6,208,466.85/x - Step 3: Cross multiply
10,181,962.76x = 14,051,400.84 × 6,208,466.85 - Step 4: Simplify right side
10,181,962.76x = 87,237,656,311,202.14 - Step 5: Solve for x
x = 87,237,656,311,202.14/10,181,962.76 - Step 6: Final answer
x = 8,567,862.45
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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.