Finding the Fourth Proportional to 14,477,764.60, 21,733,235.70 and 8,497,502.20
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Solution
The fourth proportional to 14,477,764.60, 21,733,235.70 and 8,497,502.20 is: 12,755,989.84
Step by Step Solution
- Step 1: Write the proportion equation
14,477,764.60 : 21,733,235.70 = 8,497,502.20 : x - Step 2: Convert to fraction form
14,477,764.60/21,733,235.70 = 8,497,502.20/x - Step 3: Cross multiply
14,477,764.60x = 21,733,235.70 × 8,497,502.20 - Step 4: Simplify right side
14,477,764.60x = 184,678,218,173,868.53 - Step 5: Solve for x
x = 184,678,218,173,868.53/14,477,764.60 - Step 6: Final answer
x = 12,755,989.84
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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.