Finding the Fourth Proportional to 7,629,037.14, 10,528,027.17 and 4,191,204.18
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Solution
The fourth proportional to 7,629,037.14, 10,528,027.17 and 4,191,204.18 is: 5,783,837.55
Step by Step Solution
- Step 1: Write the proportion equation
7,629,037.14 : 10,528,027.17 = 4,191,204.18 : x - Step 2: Convert to fraction form
7,629,037.14/10,528,027.17 = 4,191,204.18/x - Step 3: Cross multiply
7,629,037.14x = 10,528,027.17 × 4,191,204.18 - Step 4: Simplify right side
7,629,037.14x = 44,125,111,482,057.57 - Step 5: Solve for x
x = 44,125,111,482,057.57/7,629,037.14 - Step 6: Final answer
x = 5,783,837.55
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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.