Finding the Fourth Proportional to 65,170,121.80, 97,810,295.10 and 26,859,130.60
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Solution
The fourth proportional to 65,170,121.80, 97,810,295.10 and 26,859,130.60 is: 40,311,409.85
Step by Step Solution
- Step 1: Write the proportion equation
65,170,121.80 : 97,810,295.10 = 26,859,130.60 : x - Step 2: Convert to fraction form
65,170,121.80/97,810,295.10 = 26,859,130.60/x - Step 3: Cross multiply
65,170,121.80x = 97,810,295.10 × 26,859,130.60 - Step 4: Simplify right side
65,170,121.80x = 2,627,099,490,115,440 - Step 5: Solve for x
x = 2,627,099,490,115,440/65,170,121.80 - Step 6: Final answer
x = 40,311,409.85
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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.