Finding the Fourth Proportional to 10,579,219.68, 15,867,568.08 and 6,263,850.72
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Solution
The fourth proportional to 10,579,219.68, 15,867,568.08 and 6,263,850.72 is: 9,395,029.19
Step by Step Solution
- Step 1: Write the proportion equation
10,579,219.68 : 15,867,568.08 = 6,263,850.72 : x - Step 2: Convert to fraction form
10,579,219.68/15,867,568.08 = 6,263,850.72/x - Step 3: Cross multiply
10,579,219.68x = 15,867,568.08 × 6,263,850.72 - Step 4: Simplify right side
10,579,219.68x = 99,392,077,742,557.02 - Step 5: Solve for x
x = 99,392,077,742,557.02/10,579,219.68 - Step 6: Final answer
x = 9,395,029.19
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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.