Finding the Fourth Proportional to 16,058,209.29, 22,159,734.91 and 8,715,886.23
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Solution
The fourth proportional to 16,058,209.29, 22,159,734.91 and 8,715,886.23 is: 12,027,600.64
Step by Step Solution
- Step 1: Write the proportion equation
16,058,209.29 : 22,159,734.91 = 8,715,886.23 : x - Step 2: Convert to fraction form
16,058,209.29/22,159,734.91 = 8,715,886.23/x - Step 3: Cross multiply
16,058,209.29x = 22,159,734.91 × 8,715,886.23 - Step 4: Simplify right side
16,058,209.29x = 193,141,728,318,939.88 - Step 5: Solve for x
x = 193,141,728,318,939.88/16,058,209.29 - Step 6: Final answer
x = 12,027,600.64
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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.