Finding the Fourth Proportional to 35,414,882.10, 53,122,323.15 and 12,698,075.70
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Solution
The fourth proportional to 35,414,882.10, 53,122,323.15 and 12,698,075.70 is: 19,047,113.55
Step by Step Solution
- Step 1: Write the proportion equation
35,414,882.10 : 53,122,323.15 = 12,698,075.70 : x - Step 2: Convert to fraction form
35,414,882.10/53,122,323.15 = 12,698,075.70/x - Step 3: Cross multiply
35,414,882.10x = 53,122,323.15 × 12,698,075.70 - Step 4: Simplify right side
35,414,882.10x = 674,551,280,718,562.38 - Step 5: Solve for x
x = 674,551,280,718,562.38/35,414,882.10 - Step 6: Final answer
x = 19,047,113.55
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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.