Finding the Fourth Proportional to 19,393,013.54, 26,762,143.47 and 11,133,273.44
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Solution
The fourth proportional to 19,393,013.54, 26,762,143.47 and 11,133,273.44 is: 15,363,793.79
Step by Step Solution
- Step 1: Write the proportion equation
19,393,013.54 : 26,762,143.47 = 11,133,273.44 : x - Step 2: Convert to fraction form
19,393,013.54/26,762,143.47 = 11,133,273.44/x - Step 3: Cross multiply
19,393,013.54x = 26,762,143.47 × 11,133,273.44 - Step 4: Simplify right side
19,393,013.54x = 297,950,260,958,209.75 - Step 5: Solve for x
x = 297,950,260,958,209.75/19,393,013.54 - Step 6: Final answer
x = 15,363,793.79
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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.