Finding the Fourth Proportional to 47,240,079.18, 65,192,691.03 and 27,659,135.55
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Solution
The fourth proportional to 47,240,079.18, 65,192,691.03 and 27,659,135.55 is: 38,170,416.08
Step by Step Solution
- Step 1: Write the proportion equation
47,240,079.18 : 65,192,691.03 = 27,659,135.55 : x - Step 2: Convert to fraction form
47,240,079.18/65,192,691.03 = 27,659,135.55/x - Step 3: Cross multiply
47,240,079.18x = 65,192,691.03 × 27,659,135.55 - Step 4: Simplify right side
47,240,079.18x = 1,803,173,478,068,039.25 - Step 5: Solve for x
x = 1,803,173,478,068,039.25/47,240,079.18 - Step 6: Final answer
x = 38,170,416.08
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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.