Finding the Fourth Proportional to 44,310,794.40, 66,459,970.80 and 14,021,719.20
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Solution
The fourth proportional to 44,310,794.40, 66,459,970.80 and 14,021,719.20 is: 21,030,610.29
Step by Step Solution
- Step 1: Write the proportion equation
44,310,794.40 : 66,459,970.80 = 14,021,719.20 : x - Step 2: Convert to fraction form
44,310,794.40/66,459,970.80 = 14,021,719.20/x - Step 3: Cross multiply
44,310,794.40x = 66,459,970.80 × 14,021,719.20 - Step 4: Simplify right side
44,310,794.40x = 931,883,048,597,799.25 - Step 5: Solve for x
x = 931,883,048,597,799.25/44,310,794.40 - Step 6: Final answer
x = 21,030,610.29
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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.