Finding the Fourth Proportional to 9,580,115.74, 13,218,586.17 and 5,504,947.42
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Solution
The fourth proportional to 9,580,115.74, 13,218,586.17 and 5,504,947.42 is: 7,595,693.39
Step by Step Solution
- Step 1: Write the proportion equation
9,580,115.74 : 13,218,586.17 = 5,504,947.42 : x - Step 2: Convert to fraction form
9,580,115.74/13,218,586.17 = 5,504,947.42/x - Step 3: Cross multiply
9,580,115.74x = 13,218,586.17 × 5,504,947.42 - Step 4: Simplify right side
9,580,115.74x = 72,767,621,832,589.19 - Step 5: Solve for x
x = 72,767,621,832,589.19/9,580,115.74 - Step 6: Final answer
x = 7,595,693.39
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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.