Finding the Fourth Proportional to 44,605,643.07, 66,906,992.30 and 18,343,569.95
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Solution
The fourth proportional to 44,605,643.07, 66,906,992.30 and 18,343,569.95 is: 27,514,749.45
Step by Step Solution
- Step 1: Write the proportion equation
44,605,643.07 : 66,906,992.30 = 18,343,569.95 : x - Step 2: Convert to fraction form
44,605,643.07/66,906,992.30 = 18,343,569.95/x - Step 3: Cross multiply
44,605,643.07x = 66,906,992.30 × 18,343,569.95 - Step 4: Simplify right side
44,605,643.07x = 1,227,313,092,972,908.75 - Step 5: Solve for x
x = 1,227,313,092,972,908.75/44,605,643.07 - Step 6: Final answer
x = 27,514,749.45
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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.