Finding the Fourth Proportional to 19,436,157.85, 29,151,240.57 and 6,482,535.07
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Solution
The fourth proportional to 19,436,157.85, 29,151,240.57 and 6,482,535.07 is: 9,722,803.28
Step by Step Solution
- Step 1: Write the proportion equation
19,436,157.85 : 29,151,240.57 = 6,482,535.07 : x - Step 2: Convert to fraction form
19,436,157.85/29,151,240.57 = 6,482,535.07/x - Step 3: Cross multiply
19,436,157.85x = 29,151,240.57 × 6,482,535.07 - Step 4: Simplify right side
19,436,157.85x = 188,973,939,329,031.81 - Step 5: Solve for x
x = 188,973,939,329,031.81/19,436,157.85 - Step 6: Final answer
x = 9,722,803.28
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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.