Finding the Fourth Proportional to 38,832,208.20, 58,243,646.70 and 16,110,736.20
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Solution
The fourth proportional to 38,832,208.20, 58,243,646.70 and 16,110,736.20 is: 24,164,168.63
Step by Step Solution
- Step 1: Write the proportion equation
38,832,208.20 : 58,243,646.70 = 16,110,736.20 : x - Step 2: Convert to fraction form
38,832,208.20/58,243,646.70 = 16,110,736.20/x - Step 3: Cross multiply
38,832,208.20x = 58,243,646.70 × 16,110,736.20 - Step 4: Simplify right side
38,832,208.20x = 938,348,027,309,700.50 - Step 5: Solve for x
x = 938,348,027,309,700.50/38,832,208.20 - Step 6: Final answer
x = 24,164,168.63
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1.5x scale
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.