Finding the Fourth Proportional to 10,657,793.08, 15,980,570.18 and 4,173,276.15
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Solution
The fourth proportional to 10,657,793.08, 15,980,570.18 and 4,173,276.15 is: 6,257,518.03
Step by Step Solution
- Step 1: Write the proportion equation
10,657,793.08 : 15,980,570.18 = 4,173,276.15 : x - Step 2: Convert to fraction form
10,657,793.08/15,980,570.18 = 4,173,276.15/x - Step 3: Cross multiply
10,657,793.08x = 15,980,570.18 × 4,173,276.15 - Step 4: Simplify right side
10,657,793.08x = 66,691,332,395,595.20 - Step 5: Solve for x
x = 66,691,332,395,595.20/10,657,793.08 - Step 6: Final answer
x = 6,257,518.03
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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.