Finding the Fourth Proportional to 19,110,892.70, 26,830,832.50 and 19,110,892.70
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Solution
The fourth proportional to 19,110,892.70, 26,830,832.50 and 19,110,892.70 is: 26,830,832.50
Step by Step Solution
- Step 1: Write the proportion equation
19,110,892.70 : 26,830,832.50 = 19,110,892.70 : x - Step 2: Convert to fraction form
19,110,892.70/26,830,832.50 = 19,110,892.70/x - Step 3: Cross multiply
19,110,892.70x = 26,830,832.50 × 19,110,892.70 - Step 4: Simplify right side
19,110,892.70x = 512,761,160,959,172.75 - Step 5: Solve for x
x = 512,761,160,959,172.75/19,110,892.70 - Step 6: Final answer
x = 26,830,832.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.