Finding the Fourth Proportional to 29,350,583.60, 40,507,542.74 and 17,748,230.26
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Solution
The fourth proportional to 29,350,583.60, 40,507,542.74 and 17,748,230.26 is: 24,494,817.74
Step by Step Solution
- Step 1: Write the proportion equation
29,350,583.60 : 40,507,542.74 = 17,748,230.26 : x - Step 2: Convert to fraction form
29,350,583.60/40,507,542.74 = 17,748,230.26/x - Step 3: Cross multiply
29,350,583.60x = 40,507,542.74 × 17,748,230.26 - Step 4: Simplify right side
29,350,583.60x = 718,937,195,816,311.38 - Step 5: Solve for x
x = 718,937,195,816,311.38/29,350,583.60 - Step 6: Final answer
x = 24,494,817.74
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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.