Finding the Fourth Proportional to 9,554,951.20, 14,332,426.80 and 2,731,511.20
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Solution
The fourth proportional to 9,554,951.20, 14,332,426.80 and 2,731,511.20 is: 4,097,266.80
Step by Step Solution
- Step 1: Write the proportion equation
9,554,951.20 : 14,332,426.80 = 2,731,511.20 : x - Step 2: Convert to fraction form
9,554,951.20/14,332,426.80 = 2,731,511.20/x - Step 3: Cross multiply
9,554,951.20x = 14,332,426.80 × 2,731,511.20 - Step 4: Simplify right side
9,554,951.20x = 39,149,184,327,380.16 - Step 5: Solve for x
x = 39,149,184,327,380.16/9,554,951.20 - Step 6: Final answer
x = 4,097,266.80
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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.