Finding the Fourth Proportional to 19,750,347.44, 27,254,383.20 and 11,046,838.52
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Solution
The fourth proportional to 19,750,347.44, 27,254,383.20 and 11,046,838.52 is: 15,244,023.99
Step by Step Solution
- Step 1: Write the proportion equation
19,750,347.44 : 27,254,383.20 = 11,046,838.52 : x - Step 2: Convert to fraction form
19,750,347.44/27,254,383.20 = 11,046,838.52/x - Step 3: Cross multiply
19,750,347.44x = 27,254,383.20 × 11,046,838.52 - Step 4: Simplify right side
19,750,347.44x = 301,074,770,172,600.81 - Step 5: Solve for x
x = 301,074,770,172,600.81/19,750,347.44 - Step 6: Final answer
x = 15,244,023.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.