Finding the Fourth Proportional to 23,336,678.48, 32,203,772.07 and 12,882,470.28
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Solution
The fourth proportional to 23,336,678.48, 32,203,772.07 and 12,882,470.28 is: 17,777,342.94
Step by Step Solution
- Step 1: Write the proportion equation
23,336,678.48 : 32,203,772.07 = 12,882,470.28 : x - Step 2: Convert to fraction form
23,336,678.48/32,203,772.07 = 12,882,470.28/x - Step 3: Cross multiply
23,336,678.48x = 32,203,772.07 × 12,882,470.28 - Step 4: Simplify right side
23,336,678.48x = 414,864,136,426,595.62 - Step 5: Solve for x
x = 414,864,136,426,595.62/23,336,678.48 - Step 6: Final answer
x = 17,777,342.94
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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.