Finding the Fourth Proportional to 19,125,148.23, 26,391,936.24 and 10,423,134.36
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Solution
The fourth proportional to 19,125,148.23, 26,391,936.24 and 10,423,134.36 is: 14,383,506.69
Step by Step Solution
- Step 1: Write the proportion equation
19,125,148.23 : 26,391,936.24 = 10,423,134.36 : x - Step 2: Convert to fraction form
19,125,148.23/26,391,936.24 = 10,423,134.36/x - Step 3: Cross multiply
19,125,148.23x = 26,391,936.24 × 10,423,134.36 - Step 4: Simplify right side
19,125,148.23x = 275,086,697,450,073.19 - Step 5: Solve for x
x = 275,086,697,450,073.19/19,125,148.23 - Step 6: Final answer
x = 14,383,506.69
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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.