Finding the Fourth Proportional to 7,064,603.80, 10,598,485.50 and 2,576,879.80
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Solution
The fourth proportional to 7,064,603.80, 10,598,485.50 and 2,576,879.80 is: 3,865,895.95
Step by Step Solution
- Step 1: Write the proportion equation
7,064,603.80 : 10,598,485.50 = 2,576,879.80 : x - Step 2: Convert to fraction form
7,064,603.80/10,598,485.50 = 2,576,879.80/x - Step 3: Cross multiply
7,064,603.80x = 10,598,485.50 × 2,576,879.80 - Step 4: Simplify right side
7,064,603.80x = 27,311,023,195,542.90 - Step 5: Solve for x
x = 27,311,023,195,542.90/7,064,603.80 - Step 6: Final answer
x = 3,865,895.95
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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.