Finding the Fourth Proportional to 77,578,542.24, 116,384,843.88 and 22,995,337.92
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Solution
The fourth proportional to 77,578,542.24, 116,384,843.88 and 22,995,337.92 is: 34,498,054.96
Step by Step Solution
- Step 1: Write the proportion equation
77,578,542.24 : 116,384,843.88 = 22,995,337.92 : x - Step 2: Convert to fraction form
77,578,542.24/116,384,843.88 = 22,995,337.92/x - Step 3: Cross multiply
77,578,542.24x = 116,384,843.88 × 22,995,337.92 - Step 4: Simplify right side
77,578,542.24x = 2,676,308,813,787,044 - Step 5: Solve for x
x = 2,676,308,813,787,044/77,578,542.24 - Step 6: Final answer
x = 34,498,054.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.