Finding the Fourth Proportional to 7,075,134.90, 10,588,207.95 and 4,237,283.70
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Solution
The fourth proportional to 7,075,134.90, 10,588,207.95 and 4,237,283.70 is: 6,341,255.90
Step by Step Solution
- Step 1: Write the proportion equation
7,075,134.90 : 10,588,207.95 = 4,237,283.70 : x - Step 2: Convert to fraction form
7,075,134.90/10,588,207.95 = 4,237,283.70/x - Step 3: Cross multiply
7,075,134.90x = 10,588,207.95 × 4,237,283.70 - Step 4: Simplify right side
7,075,134.90x = 44,865,240,958,745.41 - Step 5: Solve for x
x = 44,865,240,958,745.41/7,075,134.90 - Step 6: Final answer
x = 6,341,255.90
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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.