Finding the Fourth Proportional to 44,286,817.60, 66,430,226.40 and 27,192,059.20
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Solution
The fourth proportional to 44,286,817.60, 66,430,226.40 and 27,192,059.20 is: 40,788,088.80
Step by Step Solution
- Step 1: Write the proportion equation
44,286,817.60 : 66,430,226.40 = 27,192,059.20 : x - Step 2: Convert to fraction form
44,286,817.60/66,430,226.40 = 27,192,059.20/x - Step 3: Cross multiply
44,286,817.60x = 66,430,226.40 × 27,192,059.20 - Step 4: Simplify right side
44,286,817.60x = 1,806,374,648,938,202.75 - Step 5: Solve for x
x = 1,806,374,648,938,202.75/44,286,817.60 - Step 6: Final answer
x = 40,788,088.80
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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.