Finding the Fourth Proportional to 16,138,335.36, 22,270,706.88 and 8,796,145.92
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Solution
The fourth proportional to 16,138,335.36, 22,270,706.88 and 8,796,145.92 is: 12,138,574.59
Step by Step Solution
- Step 1: Write the proportion equation
16,138,335.36 : 22,270,706.88 = 8,796,145.92 : x - Step 2: Convert to fraction form
16,138,335.36/22,270,706.88 = 8,796,145.92/x - Step 3: Cross multiply
16,138,335.36x = 22,270,706.88 × 8,796,145.92 - Step 4: Simplify right side
16,138,335.36x = 195,896,387,458,027.91 - Step 5: Solve for x
x = 195,896,387,458,027.91/16,138,335.36 - Step 6: Final answer
x = 12,138,574.59
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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.