Finding the Fourth Proportional to 12,750,410.84, 17,595,053.68 and 6,949,067.72
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Solution
The fourth proportional to 12,750,410.84, 17,595,053.68 and 6,949,067.72 is: 9,589,433.71
Step by Step Solution
- Step 1: Write the proportion equation
12,750,410.84 : 17,595,053.68 = 6,949,067.72 : x - Step 2: Convert to fraction form
12,750,410.84/17,595,053.68 = 6,949,067.72/x - Step 3: Cross multiply
12,750,410.84x = 17,595,053.68 × 6,949,067.72 - Step 4: Simplify right side
12,750,410.84x = 122,269,219,559,355.20 - Step 5: Solve for x
x = 122,269,219,559,355.20/12,750,410.84 - Step 6: Final answer
x = 9,589,433.71
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1.5x scale
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.