Finding the Fourth Proportional to 16,243,213.60, 24,356,947.20 and 9,047,108.80
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Solution
The fourth proportional to 16,243,213.60, 24,356,947.20 and 9,047,108.80 is: 13,566,278.00
Step by Step Solution
- Step 1: Write the proportion equation
16,243,213.60 : 24,356,947.20 = 9,047,108.80 : x - Step 2: Convert to fraction form
16,243,213.60/24,356,947.20 = 9,047,108.80/x - Step 3: Cross multiply
16,243,213.60x = 24,356,947.20 × 9,047,108.80 - Step 4: Simplify right side
16,243,213.60x = 220,359,951,354,255.38 - Step 5: Solve for x
x = 220,359,951,354,255.38/16,243,213.60 - Step 6: Final answer
x = 13,566,278.00
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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.