Finding the Fourth Proportional to 10,177,579.19, 15,273,936.92 and 4,112,363.66
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Solution
The fourth proportional to 10,177,579.19, 15,273,936.92 and 4,112,363.66 is: 6,171,603.47
Step by Step Solution
- Step 1: Write the proportion equation
10,177,579.19 : 15,273,936.92 = 4,112,363.66 : x - Step 2: Convert to fraction form
10,177,579.19/15,273,936.92 = 4,112,363.66/x - Step 3: Cross multiply
10,177,579.19x = 15,273,936.92 × 4,112,363.66 - Step 4: Simplify right side
10,177,579.19x = 62,811,983,068,851.55 - Step 5: Solve for x
x = 62,811,983,068,851.55/10,177,579.19 - Step 6: Final answer
x = 6,171,603.47
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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.