Finding the Fourth Proportional to 34,660,232.57, 47,832,615.63 and 19,190,317.23
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Solution
The fourth proportional to 34,660,232.57, 47,832,615.63 and 19,190,317.23 is: 26,483,465.34
Step by Step Solution
- Step 1: Write the proportion equation
34,660,232.57 : 47,832,615.63 = 19,190,317.23 : x - Step 2: Convert to fraction form
34,660,232.57/47,832,615.63 = 19,190,317.23/x - Step 3: Cross multiply
34,660,232.57x = 47,832,615.63 × 19,190,317.23 - Step 4: Simplify right side
34,660,232.57x = 917,923,067,880,356.38 - Step 5: Solve for x
x = 917,923,067,880,356.38/34,660,232.57 - Step 6: Final answer
x = 26,483,465.34
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1.5x scale
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.