Finding the Fourth Proportional to 11,797,645.56, 16,272,058.74 and 8,897,158.68
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Solution
The fourth proportional to 11,797,645.56, 16,272,058.74 and 8,897,158.68 is: 12,271,523.83
Step by Step Solution
- Step 1: Write the proportion equation
11,797,645.56 : 16,272,058.74 = 8,897,158.68 : x - Step 2: Convert to fraction form
11,797,645.56/16,272,058.74 = 8,897,158.68/x - Step 3: Cross multiply
11,797,645.56x = 16,272,058.74 × 8,897,158.68 - Step 4: Simplify right side
11,797,645.56x = 144,775,088,660,060.88 - Step 5: Solve for x
x = 144,775,088,660,060.88/11,797,645.56 - Step 6: Final answer
x = 12,271,523.83
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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.