Finding the Fourth Proportional to 34,205,279.91, 47,202,703.12 and 18,524,177.14
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Solution
The fourth proportional to 34,205,279.91, 47,202,703.12 and 18,524,177.14 is: 25,563,048.64
Step by Step Solution
- Step 1: Write the proportion equation
34,205,279.91 : 47,202,703.12 = 18,524,177.14 : x - Step 2: Convert to fraction form
34,205,279.91/47,202,703.12 = 18,524,177.14/x - Step 3: Cross multiply
34,205,279.91x = 47,202,703.12 × 18,524,177.14 - Step 4: Simplify right side
34,205,279.91x = 874,391,234,081,710.62 - Step 5: Solve for x
x = 874,391,234,081,710.62/34,205,279.91 - Step 6: Final answer
x = 25,563,048.64
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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.