Finding the Fourth Proportional to 44,503,533.18, 66,744,510.57 and 12,155,587.02
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Solution
The fourth proportional to 44,503,533.18, 66,744,510.57 and 12,155,587.02 is: 18,230,433.59
Step by Step Solution
- Step 1: Write the proportion equation
44,503,533.18 : 66,744,510.57 = 12,155,587.02 : x - Step 2: Convert to fraction form
44,503,533.18/66,744,510.57 = 12,155,587.02/x - Step 3: Cross multiply
44,503,533.18x = 66,744,510.57 × 12,155,587.02 - Step 4: Simplify right side
44,503,533.18x = 811,318,706,340,944.75 - Step 5: Solve for x
x = 811,318,706,340,944.75/44,503,533.18 - Step 6: Final answer
x = 18,230,433.59
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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.