Finding the Fourth Proportional to 16,193,213.32, 22,346,023.68 and 8,850,984.52
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Solution
The fourth proportional to 16,193,213.32, 22,346,023.68 and 8,850,984.52 is: 12,214,024.84
Step by Step Solution
- Step 1: Write the proportion equation
16,193,213.32 : 22,346,023.68 = 8,850,984.52 : x - Step 2: Convert to fraction form
16,193,213.32/22,346,023.68 = 8,850,984.52/x - Step 3: Cross multiply
16,193,213.32x = 22,346,023.68 × 8,850,984.52 - Step 4: Simplify right side
16,193,213.32x = 197,784,309,675,233.41 - Step 5: Solve for x
x = 197,784,309,675,233.41/16,193,213.32 - Step 6: Final answer
x = 12,214,024.84
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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.