Finding the Fourth Proportional to 24,142,315.70, 36,213,473.55 and 12,804,907.70
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Solution
The fourth proportional to 24,142,315.70, 36,213,473.55 and 12,804,907.70 is: 19,207,361.55
Step by Step Solution
- Step 1: Write the proportion equation
24,142,315.70 : 36,213,473.55 = 12,804,907.70 : x - Step 2: Convert to fraction form
24,142,315.70/36,213,473.55 = 12,804,907.70/x - Step 3: Cross multiply
24,142,315.70x = 36,213,473.55 × 12,804,907.70 - Step 4: Simplify right side
24,142,315.70x = 463,710,186,304,141.25 - Step 5: Solve for x
x = 463,710,186,304,141.25/24,142,315.70 - Step 6: Final answer
x = 19,207,361.55
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1.5x scale
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.