Finding the Fourth Proportional to 16,112,419.08, 22,235,725.08 and 8,769,897.36
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Solution
The fourth proportional to 16,112,419.08, 22,235,725.08 and 8,769,897.36 is: 12,102,777.72
Step by Step Solution
- Step 1: Write the proportion equation
16,112,419.08 : 22,235,725.08 = 8,769,897.36 : x - Step 2: Convert to fraction form
16,112,419.08/22,235,725.08 = 8,769,897.36/x - Step 3: Cross multiply
16,112,419.08x = 22,235,725.08 × 8,769,897.36 - Step 4: Simplify right side
16,112,419.08x = 195,005,026,676,777.75 - Step 5: Solve for x
x = 195,005,026,676,777.75/16,112,419.08 - Step 6: Final answer
x = 12,102,777.72
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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.