Finding the Fourth Proportional to 7,000,895.20, 10,503,675.60 and 6,248,351.20
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Solution
The fourth proportional to 7,000,895.20, 10,503,675.60 and 6,248,351.20 is: 9,374,608.84
Step by Step Solution
- Step 1: Write the proportion equation
7,000,895.20 : 10,503,675.60 = 6,248,351.20 : x - Step 2: Convert to fraction form
7,000,895.20/10,503,675.60 = 6,248,351.20/x - Step 3: Cross multiply
7,000,895.20x = 10,503,675.60 × 6,248,351.20 - Step 4: Simplify right side
7,000,895.20x = 65,630,654,039,670.72 - Step 5: Solve for x
x = 65,630,654,039,670.72/7,000,895.20 - Step 6: Final answer
x = 9,374,608.84
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1.5x scale
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.