Finding the Fourth Proportional to 45,834,903.81, 68,751,356.99 and 21,560,375.68
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Solution
The fourth proportional to 45,834,903.81, 68,751,356.99 and 21,560,375.68 is: 32,340,093.72
Step by Step Solution
- Step 1: Write the proportion equation
45,834,903.81 : 68,751,356.99 = 21,560,375.68 : x - Step 2: Convert to fraction form
45,834,903.81/68,751,356.99 = 21,560,375.68/x - Step 3: Cross multiply
45,834,903.81x = 68,751,356.99 × 21,560,375.68 - Step 4: Simplify right side
45,834,903.81x = 1,482,305,084,934,513.50 - Step 5: Solve for x
x = 1,482,305,084,934,513.50/45,834,903.81 - Step 6: Final answer
x = 32,340,093.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.