Finding the Fourth Proportional to 8,889,721.05, 13,334,581.58 and 6,149,847.45
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Solution
The fourth proportional to 8,889,721.05, 13,334,581.58 and 6,149,847.45 is: 9,224,771.18
Step by Step Solution
- Step 1: Write the proportion equation
8,889,721.05 : 13,334,581.58 = 6,149,847.45 : x - Step 2: Convert to fraction form
8,889,721.05/13,334,581.58 = 6,149,847.45/x - Step 3: Cross multiply
8,889,721.05x = 13,334,581.58 × 6,149,847.45 - Step 4: Simplify right side
8,889,721.05x = 82,005,642,495,830.73 - Step 5: Solve for x
x = 82,005,642,495,830.73/8,889,721.05 - Step 6: Final answer
x = 9,224,771.18
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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.