Finding the Fourth Proportional to 15,602,062.24, 21,530,982.36 and 8,727,184
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Solution
The fourth proportional to 15,602,062.24, 21,530,982.36 and 8,727,184 is: 12,043,590.26
Step by Step Solution
- Step 1: Write the proportion equation
15,602,062.24 : 21,530,982.36 = 8,727,184 : x - Step 2: Convert to fraction form
15,602,062.24/21,530,982.36 = 8,727,184/x - Step 3: Cross multiply
15,602,062.24x = 21,530,982.36 × 8,727,184 - Step 4: Simplify right side
15,602,062.24x = 187,904,844,756,474.25 - Step 5: Solve for x
x = 187,904,844,756,474.25/15,602,062.24 - Step 6: Final answer
x = 12,043,590.26
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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.