Finding the Fourth Proportional to 16,391,828.80, 24,587,743.20 and 8,833,556.80
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Solution
The fourth proportional to 16,391,828.80, 24,587,743.20 and 8,833,556.80 is: 13,250,335.20
Step by Step Solution
- Step 1: Write the proportion equation
16,391,828.80 : 24,587,743.20 = 8,833,556.80 : x - Step 2: Convert to fraction form
16,391,828.80/24,587,743.20 = 8,833,556.80/x - Step 3: Cross multiply
16,391,828.80x = 24,587,743.20 × 8,833,556.80 - Step 4: Simplify right side
16,391,828.80x = 217,197,226,141,013.78 - Step 5: Solve for x
x = 217,197,226,141,013.78/16,391,828.80 - Step 6: Final answer
x = 13,250,335.20
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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.