Finding the Fourth Proportional to 20,252,698.74, 30,375,177.15 and 6,069,274.74
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Solution
The fourth proportional to 20,252,698.74, 30,375,177.15 and 6,069,274.74 is: 9,102,752.07
Step by Step Solution
- Step 1: Write the proportion equation
20,252,698.74 : 30,375,177.15 = 6,069,274.74 : x - Step 2: Convert to fraction form
20,252,698.74/30,375,177.15 = 6,069,274.74/x - Step 3: Cross multiply
20,252,698.74x = 30,375,177.15 × 6,069,274.74 - Step 4: Simplify right side
20,252,698.74x = 184,355,295,399,520.19 - Step 5: Solve for x
x = 184,355,295,399,520.19/20,252,698.74 - Step 6: Final answer
x = 9,102,752.07
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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.