Finding the Fourth Proportional to 6,740,143.70, 10,110,215.55 and 4,575,305.30
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Solution
The fourth proportional to 6,740,143.70, 10,110,215.55 and 4,575,305.30 is: 6,862,957.95
Step by Step Solution
- Step 1: Write the proportion equation
6,740,143.70 : 10,110,215.55 = 4,575,305.30 : x - Step 2: Convert to fraction form
6,740,143.70/10,110,215.55 = 4,575,305.30/x - Step 3: Cross multiply
6,740,143.70x = 10,110,215.55 × 4,575,305.30 - Step 4: Simplify right side
6,740,143.70x = 46,257,322,790,057.41 - Step 5: Solve for x
x = 46,257,322,790,057.41/6,740,143.70 - Step 6: Final answer
x = 6,862,957.95
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1.5x scale
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.