Finding the Fourth Proportional to 33,878,571.84, 46,752,327.36 and 18,408,703.68
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Solution
The fourth proportional to 33,878,571.84, 46,752,327.36 and 18,408,703.68 is: 25,403,955.77
Step by Step Solution
- Step 1: Write the proportion equation
33,878,571.84 : 46,752,327.36 = 18,408,703.68 : x - Step 2: Convert to fraction form
33,878,571.84/46,752,327.36 = 18,408,703.68/x - Step 3: Cross multiply
33,878,571.84x = 46,752,327.36 × 18,408,703.68 - Step 4: Simplify right side
33,878,571.84x = 860,649,740,720,596.62 - Step 5: Solve for x
x = 860,649,740,720,596.62/33,878,571.84 - Step 6: Final answer
x = 25,403,955.77
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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.