Finding the Fourth Proportional to 43,455,842.20, 65,183,763.30 and 14,702,915.80
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Solution
The fourth proportional to 43,455,842.20, 65,183,763.30 and 14,702,915.80 is: 22,054,373.70
Step by Step Solution
- Step 1: Write the proportion equation
43,455,842.20 : 65,183,763.30 = 14,702,915.80 : x - Step 2: Convert to fraction form
43,455,842.20/65,183,763.30 = 14,702,915.80/x - Step 3: Cross multiply
43,455,842.20x = 65,183,763.30 × 14,702,915.80 - Step 4: Simplify right side
43,455,842.20x = 958,391,383,327,030.12 - Step 5: Solve for x
x = 958,391,383,327,030.12/43,455,842.20 - Step 6: Final answer
x = 22,054,373.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.