Finding the Fourth Proportional to 11,890,453.20, 16,408,277.10 and 6,733,852.26
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Solution
The fourth proportional to 11,890,453.20, 16,408,277.10 and 6,733,852.26 is: 9,292,405.59
Step by Step Solution
- Step 1: Write the proportion equation
11,890,453.20 : 16,408,277.10 = 6,733,852.26 : x - Step 2: Convert to fraction form
11,890,453.20/16,408,277.10 = 6,733,852.26/x - Step 3: Cross multiply
11,890,453.20x = 16,408,277.10 × 6,733,852.26 - Step 4: Simplify right side
11,890,453.20x = 110,490,913,832,541.23 - Step 5: Solve for x
x = 110,490,913,832,541.23/11,890,453.20 - Step 6: Final answer
x = 9,292,405.59
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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.