Finding the Fourth Proportional to 34,425,285.73, 47,507,939.57 and 18,955,923.95
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Solution
The fourth proportional to 34,425,285.73, 47,507,939.57 and 18,955,923.95 is: 26,159,750.62
Step by Step Solution
- Step 1: Write the proportion equation
34,425,285.73 : 47,507,939.57 = 18,955,923.95 : x - Step 2: Convert to fraction form
34,425,285.73/47,507,939.57 = 18,955,923.95/x - Step 3: Cross multiply
34,425,285.73x = 47,507,939.57 × 18,955,923.95 - Step 4: Simplify right side
34,425,285.73x = 900,556,889,676,275.38 - Step 5: Solve for x
x = 900,556,889,676,275.38/34,425,285.73 - Step 6: Final answer
x = 26,159,750.62
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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.