Finding the Fourth Proportional to 23,365,400.21, 34,902,395.36 and 17,311,955.07
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Solution
The fourth proportional to 23,365,400.21, 34,902,395.36 and 17,311,955.07 is: 25,859,976.50
Step by Step Solution
- Step 1: Write the proportion equation
23,365,400.21 : 34,902,395.36 = 17,311,955.07 : x - Step 2: Convert to fraction form
23,365,400.21/34,902,395.36 = 17,311,955.07/x - Step 3: Cross multiply
23,365,400.21x = 34,902,395.36 × 17,311,955.07 - Step 4: Simplify right side
23,365,400.21x = 604,228,700,207,695.75 - Step 5: Solve for x
x = 604,228,700,207,695.75/23,365,400.21 - Step 6: Final answer
x = 25,859,976.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.