Finding the Fourth Proportional to 16,239,511.08, 22,410,524.64 and 8,897,622.84
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Solution
The fourth proportional to 16,239,511.08, 22,410,524.64 and 8,897,622.84 is: 12,278,719.16
Step by Step Solution
- Step 1: Write the proportion equation
16,239,511.08 : 22,410,524.64 = 8,897,622.84 : x - Step 2: Convert to fraction form
16,239,511.08/22,410,524.64 = 8,897,622.84/x - Step 3: Cross multiply
16,239,511.08x = 22,410,524.64 × 8,897,622.84 - Step 4: Simplify right side
16,239,511.08x = 199,400,395,893,246.78 - Step 5: Solve for x
x = 199,400,395,893,246.78/16,239,511.08 - Step 6: Final answer
x = 12,278,719.16
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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.