Finding the Fourth Proportional to 11,705,748.36, 16,152,838.28 and 6,995,209.08
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Solution
The fourth proportional to 11,705,748.36, 16,152,838.28 and 6,995,209.08 is: 9,652,734.50
Step by Step Solution
- Step 1: Write the proportion equation
11,705,748.36 : 16,152,838.28 = 6,995,209.08 : x - Step 2: Convert to fraction form
11,705,748.36/16,152,838.28 = 6,995,209.08/x - Step 3: Cross multiply
11,705,748.36x = 16,152,838.28 × 6,995,209.08 - Step 4: Simplify right side
11,705,748.36x = 112,992,481,004,027.58 - Step 5: Solve for x
x = 112,992,481,004,027.58/11,705,748.36 - Step 6: Final answer
x = 9,652,734.50
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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.