Finding the Fourth Proportional to 44,286,868.70, 66,430,303.05 and 15,535,910.60
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Solution
The fourth proportional to 44,286,868.70, 66,430,303.05 and 15,535,910.60 is: 23,303,865.90
Step by Step Solution
- Step 1: Write the proportion equation
44,286,868.70 : 66,430,303.05 = 15,535,910.60 : x - Step 2: Convert to fraction form
44,286,868.70/66,430,303.05 = 15,535,910.60/x - Step 3: Cross multiply
44,286,868.70x = 66,430,303.05 × 15,535,910.60 - Step 4: Simplify right side
44,286,868.70x = 1,032,055,249,315,707.25 - Step 5: Solve for x
x = 1,032,055,249,315,707.25/44,286,868.70 - Step 6: Final answer
x = 23,303,865.90
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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.