Finding the Fourth Proportional to 26,915,129.80, 40,372,694.70 and 26,915,129.80
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Solution
The fourth proportional to 26,915,129.80, 40,372,694.70 and 26,915,129.80 is: 40,372,694.70
Step by Step Solution
- Step 1: Write the proportion equation
26,915,129.80 : 40,372,694.70 = 26,915,129.80 : x - Step 2: Convert to fraction form
26,915,129.80/40,372,694.70 = 26,915,129.80/x - Step 3: Cross multiply
26,915,129.80x = 40,372,694.70 × 26,915,129.80 - Step 4: Simplify right side
26,915,129.80x = 1,086,636,318,226,272.12 - Step 5: Solve for x
x = 1,086,636,318,226,272.12/26,915,129.80 - Step 6: Final answer
x = 40,372,694.70
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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.