Finding the Fourth Proportional to 6,585,173.80, 9,927,117.85 and 6,146,243.08
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Solution
The fourth proportional to 6,585,173.80, 9,927,117.85 and 6,146,243.08 is: 9,265,431.90
Step by Step Solution
- Step 1: Write the proportion equation
6,585,173.80 : 9,927,117.85 = 6,146,243.08 : x - Step 2: Convert to fraction form
6,585,173.80/9,927,117.85 = 6,146,243.08/x - Step 3: Cross multiply
6,585,173.80x = 9,927,117.85 × 6,146,243.08 - Step 4: Simplify right side
6,585,173.80x = 61,014,479,389,906.98 - Step 5: Solve for x
x = 61,014,479,389,906.98/6,585,173.80 - Step 6: Final answer
x = 9,265,431.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.