Finding the Fourth Proportional to 7,893,499.14, 10,893,028.70 and 4,271,827.14
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Solution
The fourth proportional to 7,893,499.14, 10,893,028.70 and 4,271,827.14 is: 5,895,121.39
Step by Step Solution
- Step 1: Write the proportion equation
7,893,499.14 : 10,893,028.70 = 4,271,827.14 : x - Step 2: Convert to fraction form
7,893,499.14/10,893,028.70 = 4,271,827.14/x - Step 3: Cross multiply
7,893,499.14x = 10,893,028.70 × 4,271,827.14 - Step 4: Simplify right side
7,893,499.14x = 46,533,135,648,138.48 - Step 5: Solve for x
x = 46,533,135,648,138.48/7,893,499.14 - Step 6: Final answer
x = 5,895,121.39
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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.