Finding the Fourth Proportional to 13,174,551.06, 19,767,478.64 and 5,093,202.43
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Solution
The fourth proportional to 13,174,551.06, 19,767,478.64 and 5,093,202.43 is: 7,641,988.69
Step by Step Solution
- Step 1: Write the proportion equation
13,174,551.06 : 19,767,478.64 = 5,093,202.43 : x - Step 2: Convert to fraction form
13,174,551.06/19,767,478.64 = 5,093,202.43/x - Step 3: Cross multiply
13,174,551.06x = 19,767,478.64 × 5,093,202.43 - Step 4: Simplify right side
13,174,551.06x = 100,679,770,244,221.09 - Step 5: Solve for x
x = 100,679,770,244,221.09/13,174,551.06 - Step 6: Final answer
x = 7,641,988.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.