Finding the Fourth Proportional to 24,178,220.70, 36,267,331.05 and 22,759,878.30
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Solution
The fourth proportional to 24,178,220.70, 36,267,331.05 and 22,759,878.30 is: 34,139,817.45
Step by Step Solution
- Step 1: Write the proportion equation
24,178,220.70 : 36,267,331.05 = 22,759,878.30 : x - Step 2: Convert to fraction form
24,178,220.70/36,267,331.05 = 22,759,878.30/x - Step 3: Cross multiply
24,178,220.70x = 36,267,331.05 × 22,759,878.30 - Step 4: Simplify right side
24,178,220.70x = 825,440,040,963,811.12 - Step 5: Solve for x
x = 825,440,040,963,811.12/24,178,220.70 - Step 6: Final answer
x = 34,139,817.45
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Double scale
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Similar ratio
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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.