Finding the Fourth Proportional to 29,705,220.68, 44,549,186.82 and 11,505,356.60
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Solution
The fourth proportional to 29,705,220.68, 44,549,186.82 and 11,505,356.60 is: 17,254,686.85
Step by Step Solution
- Step 1: Write the proportion equation
29,705,220.68 : 44,549,186.82 = 11,505,356.60 : x - Step 2: Convert to fraction form
29,705,220.68/44,549,186.82 = 11,505,356.60/x - Step 3: Cross multiply
29,705,220.68x = 44,549,186.82 × 11,505,356.60 - Step 4: Simplify right side
29,705,220.68x = 512,554,280,604,120 - Step 5: Solve for x
x = 512,554,280,604,120/29,705,220.68 - Step 6: Final answer
x = 17,254,686.85
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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.