Finding the Fourth Proportional to 11,302,840.98, 15,597,446.00 and 6,408,392.36
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Solution
The fourth proportional to 11,302,840.98, 15,597,446.00 and 6,408,392.36 is: 8,843,312.39
Step by Step Solution
- Step 1: Write the proportion equation
11,302,840.98 : 15,597,446.00 = 6,408,392.36 : x - Step 2: Convert to fraction form
11,302,840.98/15,597,446.00 = 6,408,392.36/x - Step 3: Cross multiply
11,302,840.98x = 15,597,446.00 × 6,408,392.36 - Step 4: Simplify right side
11,302,840.98x = 99,954,553,671,883.38 - Step 5: Solve for x
x = 99,954,553,671,883.38/11,302,840.98 - Step 6: Final answer
x = 8,843,312.39
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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.