Finding the Fourth Proportional to 6,068,128.94, 8,374,272.50 and 3,489,811.75
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Solution
The fourth proportional to 6,068,128.94, 8,374,272.50 and 3,489,811.75 is: 4,816,086.61
Step by Step Solution
- Step 1: Write the proportion equation
6,068,128.94 : 8,374,272.50 = 3,489,811.75 : x - Step 2: Convert to fraction form
6,068,128.94/8,374,272.50 = 3,489,811.75/x - Step 3: Cross multiply
6,068,128.94x = 8,374,272.50 × 3,489,811.75 - Step 4: Simplify right side
6,068,128.94x = 29,224,634,508,881.46 - Step 5: Solve for x
x = 29,224,634,508,881.46/6,068,128.94 - Step 6: Final answer
x = 4,816,086.61
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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.