Finding the Fourth Proportional to 29,141,002.97, 40,232,732.96 and 18,550,368.45
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Solution
The fourth proportional to 29,141,002.97, 40,232,732.96 and 18,550,368.45 is: 25,611,061.53
Step by Step Solution
- Step 1: Write the proportion equation
29,141,002.97 : 40,232,732.96 = 18,550,368.45 : x - Step 2: Convert to fraction form
29,141,002.97/40,232,732.96 = 18,550,368.45/x - Step 3: Cross multiply
29,141,002.97x = 40,232,732.96 × 18,550,368.45 - Step 4: Simplify right side
29,141,002.97x = 746,332,020,065,707.25 - Step 5: Solve for x
x = 746,332,020,065,707.25/29,141,002.97 - Step 6: Final answer
x = 25,611,061.53
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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.