Finding the Fourth Proportional to 19,460,177.47, 26,848,626.41 and 12,494,757.43
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Solution
The fourth proportional to 19,460,177.47, 26,848,626.41 and 12,494,757.43 is: 17,238,644.14
Step by Step Solution
- Step 1: Write the proportion equation
19,460,177.47 : 26,848,626.41 = 12,494,757.43 : x - Step 2: Convert to fraction form
19,460,177.47/26,848,626.41 = 12,494,757.43/x - Step 3: Cross multiply
19,460,177.47x = 26,848,626.41 × 12,494,757.43 - Step 4: Simplify right side
19,460,177.47x = 335,467,074,285,757.06 - Step 5: Solve for x
x = 335,467,074,285,757.06/19,460,177.47 - Step 6: Final answer
x = 17,238,644.14
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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.