Finding the Fourth Proportional to 6,131,254.96, 8,461,134.16 and 3,554,429.48
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Solution
The fourth proportional to 6,131,254.96, 8,461,134.16 and 3,554,429.48 is: 4,905,114.02
Step by Step Solution
- Step 1: Write the proportion equation
6,131,254.96 : 8,461,134.16 = 3,554,429.48 : x - Step 2: Convert to fraction form
6,131,254.96/8,461,134.16 = 3,554,429.48/x - Step 3: Cross multiply
6,131,254.96x = 8,461,134.16 × 3,554,429.48 - Step 4: Simplify right side
6,131,254.96x = 30,074,504,692,539.04 - Step 5: Solve for x
x = 30,074,504,692,539.04/6,131,254.96 - Step 6: Final answer
x = 4,905,114.02
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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.