Finding the Fourth Proportional to 10,825,128.36, 14,938,675.86 and 6,474,213.99
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Solution
The fourth proportional to 10,825,128.36, 14,938,675.86 and 6,474,213.99 is: 8,934,414.54
Step by Step Solution
- Step 1: Write the proportion equation
10,825,128.36 : 14,938,675.86 = 6,474,213.99 : x - Step 2: Convert to fraction form
10,825,128.36/14,938,675.86 = 6,474,213.99/x - Step 3: Cross multiply
10,825,128.36x = 14,938,675.86 × 6,474,213.99 - Step 4: Simplify right side
10,825,128.36x = 96,716,184,244,887.28 - Step 5: Solve for x
x = 96,716,184,244,887.28/10,825,128.36 - Step 6: Final answer
x = 8,934,414.54
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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.