Finding the Fourth Proportional to 15,449,493.60, 23,177,005.20 and 6,474,952.80
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Solution
The fourth proportional to 15,449,493.60, 23,177,005.20 and 6,474,952.80 is: 9,713,587.94
Step by Step Solution
- Step 1: Write the proportion equation
15,449,493.60 : 23,177,005.20 = 6,474,952.80 : x - Step 2: Convert to fraction form
15,449,493.60/23,177,005.20 = 6,474,952.80/x - Step 3: Cross multiply
15,449,493.60x = 23,177,005.20 × 6,474,952.80 - Step 4: Simplify right side
15,449,493.60x = 150,070,014,715,354.56 - Step 5: Solve for x
x = 150,070,014,715,354.56/15,449,493.60 - Step 6: Final answer
x = 9,713,587.94
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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.